2016164725

素因数分解:

$5^2\times {\mathrm{17}}^1\times {\mathrm{991}}^1\times {\mathrm{4787}}^1$

素因数の和:5805

約数の個数: 24

約数和(自身を含む): 2650330368

約数和(自身を除く): 634165643

約数列:

[1, 5, 17, 25, 85, 425, 991, 4787, 4955, 16847, 23935, 24775, 81379, 84235, 119675, 406895, 421175, 2034475, 4743917, 23719585, 80646589, 118597925, 403232945, 2016164725]

約数ペア:

[(1, 2016164725), (5, 403232945), (17, 118597925), (25, 80646589), (85, 23719585), (425, 4743917), (991, 2034475), (4787, 421175), (4955, 406895), (16847, 119675), (23935, 84235), (24775, 81379)]