202105760

素因数分解:

$2^5\times 5^1\times {\mathrm{71}}^1\times {\mathrm{17791}}^1$

素因数の和:17877

約数の個数: 48

約数和(自身を含む): 484227072

約数和(自身を除く): 282121312

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 71, 80, 142, 160, 284, 355, 568, 710, 1136, 1420, 2272, 2840, 5680, 11360, 17791, 35582, 71164, 88955, 142328, 177910, 284656, 355820, 569312, 711640, 1263161, 1423280, 2526322, 2846560, 5052644, 6315805, 10105288, 12631610, 20210576, 25263220, 40421152, 50526440, 101052880, 202105760]

約数ペア:

[(1, 202105760), (2, 101052880), (4, 50526440), (5, 40421152), (8, 25263220), (10, 20210576), (16, 12631610), (20, 10105288), (32, 6315805), (40, 5052644), (71, 2846560), (80, 2526322), (142, 1423280), (160, 1263161), (284, 711640), (355, 569312), (568, 355820), (710, 284656), (1136, 177910), (1420, 142328), (2272, 88955), (2840, 71164), (5680, 35582), (11360, 17791)]