81723250

素因数分解:

$2^1\times 5^3\times 7^1\times {\mathrm{17}}^1\times {\mathrm{41}}^1\times {\mathrm{67}}^1$

素因数の和:149

約数の個数: 128

約数和(自身を含む): 192471552

約数和(自身を除く): 110748302

約数列:

[1, 2, 5, 7, 10, 14, 17, 25, 34, 35, 41, 50, 67, 70, 82, 85, 119, 125, 134, 170, 175, 205, 238, 250, 287, 335, 350, 410, 425, 469, 574, 595, 670, 697, 850, 875, 938, 1025, 1139, 1190, 1394, 1435, 1675, 1750, 2050, 2125, 2278, 2345, 2747, 2870, 2975, 3350, 3485, 4250, 4690, 4879, 5125, 5494, 5695, 5950, 6970, 7175, 7973, 8375, 9758, 10250, 11390, 11725, 13735, 14350, 14875, 15946, 16750, 17425, 19229, 23450, 24395, 27470, 28475, 29750, 34850, 35875, 38458, 39865, 46699, 48790, 56950, 58625, 68675, 71750, 79730, 87125, 93398, 96145, 117250, 121975, 137350, 142375, 174250, 192290, 199325, 233495, 243950, 284750, 326893, 343375, 398650, 466990, 480725, 609875, 653786, 686750, 961450, 996625, 1167475, 1219750, 1634465, 1993250, 2334950, 2403625, 3268930, 4807250, 5837375, 8172325, 11674750, 16344650, 40861625, 81723250]

約数ペア:

[(1, 81723250), (2, 40861625), (5, 16344650), (7, 11674750), (10, 8172325), (14, 5837375), (17, 4807250), (25, 3268930), (34, 2403625), (35, 2334950), (41, 1993250), (50, 1634465), (67, 1219750), (70, 1167475), (82, 996625), (85, 961450), (119, 686750), (125, 653786), (134, 609875), (170, 480725), (175, 466990), (205, 398650), (238, 343375), (250, 326893), (287, 284750), (335, 243950), (350, 233495), (410, 199325), (425, 192290), (469, 174250), (574, 142375), (595, 137350), (670, 121975), (697, 117250), (850, 96145), (875, 93398), (938, 87125), (1025, 79730), (1139, 71750), (1190, 68675), (1394, 58625), (1435, 56950), (1675, 48790), (1750, 46699), (2050, 39865), (2125, 38458), (2278, 35875), (2345, 34850), (2747, 29750), (2870, 28475), (2975, 27470), (3350, 24395), (3485, 23450), (4250, 19229), (4690, 17425), (4879, 16750), (5125, 15946), (5494, 14875), (5695, 14350), (5950, 13735), (6970, 11725), (7175, 11390), (7973, 10250), (8375, 9758)]