161215250

素因数分解:

$2^1\times 5^3\times 7^1\times {\mathrm{17}}^1\times {\mathrm{5419}}^1$

素因数の和:5460

約数の個数: 64

約数和(自身を含む): 365264640

約数和(自身を除く): 204049390

約数列:

[1, 2, 5, 7, 10, 14, 17, 25, 34, 35, 50, 70, 85, 119, 125, 170, 175, 238, 250, 350, 425, 595, 850, 875, 1190, 1750, 2125, 2975, 4250, 5419, 5950, 10838, 14875, 27095, 29750, 37933, 54190, 75866, 92123, 135475, 184246, 189665, 270950, 379330, 460615, 644861, 677375, 921230, 948325, 1289722, 1354750, 1896650, 2303075, 3224305, 4606150, 4741625, 6448610, 9483250, 11515375, 16121525, 23030750, 32243050, 80607625, 161215250]

約数ペア:

[(1, 161215250), (2, 80607625), (5, 32243050), (7, 23030750), (10, 16121525), (14, 11515375), (17, 9483250), (25, 6448610), (34, 4741625), (35, 4606150), (50, 3224305), (70, 2303075), (85, 1896650), (119, 1354750), (125, 1289722), (170, 948325), (175, 921230), (238, 677375), (250, 644861), (350, 460615), (425, 379330), (595, 270950), (850, 189665), (875, 184246), (1190, 135475), (1750, 92123), (2125, 75866), (2975, 54190), (4250, 37933), (5419, 29750), (5950, 27095), (10838, 14875)]