1520998505

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{53}}^1\times {\mathrm{251}}^1\times {\mathrm{1759}}^1$

素因数の和:2081

約数の個数: 32

約数和(自身を含む): 2011806720

約数和(自身を除く): 490808215

約数列:

[1, 5, 13, 53, 65, 251, 265, 689, 1255, 1759, 3263, 3445, 8795, 13303, 16315, 22867, 66515, 93227, 114335, 172939, 441509, 466135, 864695, 1211951, 2207545, 5739617, 6059755, 23399977, 28698085, 116999885, 304199701, 1520998505]

約数ペア:

[(1, 1520998505), (5, 304199701), (13, 116999885), (53, 28698085), (65, 23399977), (251, 6059755), (265, 5739617), (689, 2207545), (1255, 1211951), (1759, 864695), (3263, 466135), (3445, 441509), (8795, 172939), (13303, 114335), (16315, 93227), (22867, 66515)]