282100065640

素因数分解:

$2^3\times 5^1\times {\mathrm{61}}^1\times {\mathrm{115614781}}^1$

素因数の和:115614853

約数の個数: 32

約数和(自身を含む): 645130483560

約数和(自身を除く): 363030417920

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 61, 122, 244, 305, 488, 610, 1220, 2440, 115614781, 231229562, 462459124, 578073905, 924918248, 1156147810, 2312295620, 4624591240, 7052501641, 14105003282, 28210006564, 35262508205, 56420013128, 70525016410, 141050032820, 282100065640]

約数ペア:

[(1, 282100065640), (2, 141050032820), (4, 70525016410), (5, 56420013128), (8, 35262508205), (10, 28210006564), (20, 14105003282), (40, 7052501641), (61, 4624591240), (122, 2312295620), (244, 1156147810), (305, 924918248), (488, 578073905), (610, 462459124), (1220, 231229562), (2440, 115614781)]