80491710

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{173}}^1\times {\mathrm{1193}}^1$

素因数の和:1389

約数の個数: 64

約数和(自身を含む): 209418048

約数和(自身を除く): 128926338

約数列:

[1, 2, 3, 5, 6, 10, 13, 15, 26, 30, 39, 65, 78, 130, 173, 195, 346, 390, 519, 865, 1038, 1193, 1730, 2249, 2386, 2595, 3579, 4498, 5190, 5965, 6747, 7158, 11245, 11930, 13494, 15509, 17895, 22490, 31018, 33735, 35790, 46527, 67470, 77545, 93054, 155090, 206389, 232635, 412778, 465270, 619167, 1031945, 1238334, 2063890, 2683057, 3095835, 5366114, 6191670, 8049171, 13415285, 16098342, 26830570, 40245855, 80491710]

約数ペア:

[(1, 80491710), (2, 40245855), (3, 26830570), (5, 16098342), (6, 13415285), (10, 8049171), (13, 6191670), (15, 5366114), (26, 3095835), (30, 2683057), (39, 2063890), (65, 1238334), (78, 1031945), (130, 619167), (173, 465270), (195, 412778), (346, 232635), (390, 206389), (519, 155090), (865, 93054), (1038, 77545), (1193, 67470), (1730, 46527), (2249, 35790), (2386, 33735), (2595, 31018), (3579, 22490), (4498, 17895), (5190, 15509), (5965, 13494), (6747, 11930), (7158, 11245)]