31737680

素因数分解:

$2^4\times 5^1\times {\mathrm{13}}^1\times {\mathrm{30517}}^1$

素因数の和:30543

約数の個数: 40

約数和(自身を含む): 79468872

約数和(自身を除く): 47731192

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 40, 52, 65, 80, 104, 130, 208, 260, 520, 1040, 30517, 61034, 122068, 152585, 244136, 305170, 396721, 488272, 610340, 793442, 1220680, 1586884, 1983605, 2441360, 3173768, 3967210, 6347536, 7934420, 15868840, 31737680]

約数ペア:

[(1, 31737680), (2, 15868840), (4, 7934420), (5, 6347536), (8, 3967210), (10, 3173768), (13, 2441360), (16, 1983605), (20, 1586884), (26, 1220680), (40, 793442), (52, 610340), (65, 488272), (80, 396721), (104, 305170), (130, 244136), (208, 152585), (260, 122068), (520, 61034), (1040, 30517)]