15696493750

素因数分解:

$2^1\times 5^5\times 7^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{821}}^1$

素因数の和:897

約数の個数: 192

約数和(自身を含む): 36987632640

約数和(自身を除く): 21291138890

約数列:

[1, 2, 5, 7, 10, 14, 19, 23, 25, 35, 38, 46, 50, 70, 95, 115, 125, 133, 161, 175, 190, 230, 250, 266, 322, 350, 437, 475, 575, 625, 665, 805, 821, 874, 875, 950, 1150, 1250, 1330, 1610, 1642, 1750, 2185, 2375, 2875, 3059, 3125, 3325, 4025, 4105, 4370, 4375, 4750, 5747, 5750, 6118, 6250, 6650, 8050, 8210, 8750, 10925, 11494, 11875, 14375, 15295, 15599, 16625, 18883, 20125, 20525, 21850, 21875, 23750, 28735, 28750, 30590, 31198, 33250, 37766, 40250, 41050, 43750, 54625, 57470, 59375, 71875, 76475, 77995, 83125, 94415, 100625, 102625, 109193, 109250, 118750, 132181, 143675, 143750, 152950, 155990, 166250, 188830, 201250, 205250, 218386, 264362, 273125, 287350, 358777, 382375, 389975, 415625, 472075, 503125, 513125, 545965, 546250, 660905, 717554, 718375, 764750, 779950, 831250, 944150, 1006250, 1026250, 1091930, 1321810, 1365625, 1436750, 1793885, 1911875, 1949875, 2360375, 2511439, 2565625, 2729825, 2731250, 3304525, 3587770, 3591875, 3823750, 3899750, 4720750, 5022878, 5131250, 5459650, 6609050, 7183750, 8969425, 9559375, 9749375, 11801875, 12557195, 13649125, 16522625, 17938850, 17959375, 19118750, 19498750, 23603750, 25114390, 27298250, 33045250, 35918750, 44847125, 48746875, 59009375, 62785975, 68245625, 82613125, 89694250, 97493750, 118018750, 125571950, 136491250, 165226250, 224235625, 313929875, 341228125, 413065625, 448471250, 627859750, 682456250, 826131250, 1121178125, 1569649375, 2242356250, 3139298750, 7848246875, 15696493750]

約数ペア:

[(1, 15696493750), (2, 7848246875), (5, 3139298750), (7, 2242356250), (10, 1569649375), (14, 1121178125), (19, 826131250), (23, 682456250), (25, 627859750), (35, 448471250), (38, 413065625), (46, 341228125), (50, 313929875), (70, 224235625), (95, 165226250), (115, 136491250), (125, 125571950), (133, 118018750), (161, 97493750), (175, 89694250), (190, 82613125), (230, 68245625), (250, 62785975), (266, 59009375), (322, 48746875), (350, 44847125), (437, 35918750), (475, 33045250), (575, 27298250), (625, 25114390), (665, 23603750), (805, 19498750), (821, 19118750), (874, 17959375), (875, 17938850), (950, 16522625), (1150, 13649125), (1250, 12557195), (1330, 11801875), (1610, 9749375), (1642, 9559375), (1750, 8969425), (2185, 7183750), (2375, 6609050), (2875, 5459650), (3059, 5131250), (3125, 5022878), (3325, 4720750), (4025, 3899750), (4105, 3823750), (4370, 3591875), (4375, 3587770), (4750, 3304525), (5747, 2731250), (5750, 2729825), (6118, 2565625), (6250, 2511439), (6650, 2360375), (8050, 1949875), (8210, 1911875), (8750, 1793885), (10925, 1436750), (11494, 1365625), (11875, 1321810), (14375, 1091930), (15295, 1026250), (15599, 1006250), (16625, 944150), (18883, 831250), (20125, 779950), (20525, 764750), (21850, 718375), (21875, 717554), (23750, 660905), (28735, 546250), (28750, 545965), (30590, 513125), (31198, 503125), (33250, 472075), (37766, 415625), (40250, 389975), (41050, 382375), (43750, 358777), (54625, 287350), (57470, 273125), (59375, 264362), (71875, 218386), (76475, 205250), (77995, 201250), (83125, 188830), (94415, 166250), (100625, 155990), (102625, 152950), (109193, 143750), (109250, 143675), (118750, 132181)]