15691706525

素因数分解:

$5^2\times {\mathrm{11}}^2\times {\mathrm{67}}^1\times {\mathrm{139}}^1\times {\mathrm{557}}^1$

素因数の和:795

約数の個数: 72

約数和(自身を含む): 21902035680

約数和(自身を除く): 6210329155

約数列:

[1, 5, 11, 25, 55, 67, 121, 139, 275, 335, 557, 605, 695, 737, 1529, 1675, 2785, 3025, 3475, 3685, 6127, 7645, 8107, 9313, 13925, 16819, 18425, 30635, 37319, 38225, 40535, 46565, 67397, 77423, 84095, 102443, 153175, 186595, 202675, 232825, 336985, 387115, 410509, 420475, 512215, 851653, 932975, 1126873, 1684925, 1935575, 2052545, 2561075, 4258265, 4515599, 5187341, 5634365, 9368183, 10262725, 21291325, 22577995, 25936705, 28171825, 46840915, 57060751, 112889975, 129683525, 234204575, 285303755, 627668261, 1426518775, 3138341305, 15691706525]

約数ペア:

[(1, 15691706525), (5, 3138341305), (11, 1426518775), (25, 627668261), (55, 285303755), (67, 234204575), (121, 129683525), (139, 112889975), (275, 57060751), (335, 46840915), (557, 28171825), (605, 25936705), (695, 22577995), (737, 21291325), (1529, 10262725), (1675, 9368183), (2785, 5634365), (3025, 5187341), (3475, 4515599), (3685, 4258265), (6127, 2561075), (7645, 2052545), (8107, 1935575), (9313, 1684925), (13925, 1126873), (16819, 932975), (18425, 851653), (30635, 512215), (37319, 420475), (38225, 410509), (40535, 387115), (46565, 336985), (67397, 232825), (77423, 202675), (84095, 186595), (102443, 153175)]