30251470

素因数分解:

$2^1\times 5^1\times {\mathrm{79}}^1\times {\mathrm{149}}^1\times {\mathrm{257}}^1$

素因数の和:492

約数の個数: 32

約数和(自身を含む): 55728000

約数和(自身を除く): 25476530

約数列:

[1, 2, 5, 10, 79, 149, 158, 257, 298, 395, 514, 745, 790, 1285, 1490, 2570, 11771, 20303, 23542, 38293, 40606, 58855, 76586, 101515, 117710, 191465, 203030, 382930, 3025147, 6050294, 15125735, 30251470]

約数ペア:

[(1, 30251470), (2, 15125735), (5, 6050294), (10, 3025147), (79, 382930), (149, 203030), (158, 191465), (257, 117710), (298, 101515), (395, 76586), (514, 58855), (745, 40606), (790, 38293), (1285, 23542), (1490, 20303), (2570, 11771)]