20235979265

素因数分解:

$5^1\times {\mathrm{61}}^1\times {\mathrm{211}}^1\times {\mathrm{383}}^1\times {\mathrm{821}}^1$

素因数の和:1481

約数の個数: 32

約数和(自身を含む): 24893263872

約数和(自身を除く): 4657284607

約数列:

[1, 5, 61, 211, 305, 383, 821, 1055, 1915, 4105, 12871, 23363, 50081, 64355, 80813, 116815, 173231, 250405, 314443, 404065, 866155, 1572215, 4929593, 10567091, 19181023, 24647965, 52835455, 66347473, 95905115, 331737365, 4047195853, 20235979265]

約数ペア:

[(1, 20235979265), (5, 4047195853), (61, 331737365), (211, 95905115), (305, 66347473), (383, 52835455), (821, 24647965), (1055, 19181023), (1915, 10567091), (4105, 4929593), (12871, 1572215), (23363, 866155), (50081, 404065), (64355, 314443), (80813, 250405), (116815, 173231)]