156777885080

素因数分解:

$2^3\times 5^1\times {\mathrm{6101}}^1\times {\mathrm{642427}}^1$

素因数の和:648539

約数の個数: 32

約数和(自身を含む): 352808609040

約数和(自身を除く): 196030723960

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 6101, 12202, 24404, 30505, 48808, 61010, 122020, 244040, 642427, 1284854, 2569708, 3212135, 5139416, 6424270, 12848540, 25697080, 3919447127, 7838894254, 15677788508, 19597235635, 31355577016, 39194471270, 78388942540, 156777885080]

約数ペア:

[(1, 156777885080), (2, 78388942540), (4, 39194471270), (5, 31355577016), (8, 19597235635), (10, 15677788508), (20, 7838894254), (40, 3919447127), (6101, 25697080), (12202, 12848540), (24404, 6424270), (30505, 5139416), (48808, 3212135), (61010, 2569708), (122020, 1284854), (244040, 642427)]