65150440

素因数分解:

$2^3\times 5^1\times {\mathrm{61}}^1\times {\mathrm{26701}}^1$

素因数の和:26773

約数の個数: 32

約数和(自身を含む): 148997160

約数和(自身を除く): 83846720

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 61, 122, 244, 305, 488, 610, 1220, 2440, 26701, 53402, 106804, 133505, 213608, 267010, 534020, 1068040, 1628761, 3257522, 6515044, 8143805, 13030088, 16287610, 32575220, 65150440]

約数ペア:

[(1, 65150440), (2, 32575220), (4, 16287610), (5, 13030088), (8, 8143805), (10, 6515044), (20, 3257522), (40, 1628761), (61, 1068040), (122, 534020), (244, 267010), (305, 213608), (488, 133505), (610, 106804), (1220, 53402), (2440, 26701)]