172368950

素因数分解:

$2^1\times 5^2\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{821}}^1$

素因数の和:882

約数の個数: 96

約数和(自身を含む): 385287840

約数和(自身を除く): 212918890

約数列:

[1, 2, 5, 10, 13, 17, 19, 25, 26, 34, 38, 50, 65, 85, 95, 130, 170, 190, 221, 247, 323, 325, 425, 442, 475, 494, 646, 650, 821, 850, 950, 1105, 1235, 1615, 1642, 2210, 2470, 3230, 4105, 4199, 5525, 6175, 8075, 8210, 8398, 10673, 11050, 12350, 13957, 15599, 16150, 20525, 20995, 21346, 27914, 31198, 41050, 41990, 53365, 69785, 77995, 104975, 106730, 139570, 155990, 181441, 202787, 209950, 265183, 266825, 348925, 362882, 389975, 405574, 530366, 533650, 697850, 779950, 907205, 1013935, 1325915, 1814410, 2027870, 2651830, 3447379, 4536025, 5069675, 6629575, 6894758, 9072050, 10139350, 13259150, 17236895, 34473790, 86184475, 172368950]

約数ペア:

[(1, 172368950), (2, 86184475), (5, 34473790), (10, 17236895), (13, 13259150), (17, 10139350), (19, 9072050), (25, 6894758), (26, 6629575), (34, 5069675), (38, 4536025), (50, 3447379), (65, 2651830), (85, 2027870), (95, 1814410), (130, 1325915), (170, 1013935), (190, 907205), (221, 779950), (247, 697850), (323, 533650), (325, 530366), (425, 405574), (442, 389975), (475, 362882), (494, 348925), (646, 266825), (650, 265183), (821, 209950), (850, 202787), (950, 181441), (1105, 155990), (1235, 139570), (1615, 106730), (1642, 104975), (2210, 77995), (2470, 69785), (3230, 53365), (4105, 41990), (4199, 41050), (5525, 31198), (6175, 27914), (8075, 21346), (8210, 20995), (8398, 20525), (10673, 16150), (11050, 15599), (12350, 13957)]