51412920

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{32957}}^1$

素因数の和:32984

約数の個数: 64

約数和(自身を含む): 166108320

約数和(自身を除く): 114695400

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 13, 15, 20, 24, 26, 30, 39, 40, 52, 60, 65, 78, 104, 120, 130, 156, 195, 260, 312, 390, 520, 780, 1560, 32957, 65914, 98871, 131828, 164785, 197742, 263656, 329570, 395484, 428441, 494355, 659140, 790968, 856882, 988710, 1285323, 1318280, 1713764, 1977420, 2142205, 2570646, 3427528, 3954840, 4284410, 5141292, 6426615, 8568820, 10282584, 12853230, 17137640, 25706460, 51412920]

約数ペア:

[(1, 51412920), (2, 25706460), (3, 17137640), (4, 12853230), (5, 10282584), (6, 8568820), (8, 6426615), (10, 5141292), (12, 4284410), (13, 3954840), (15, 3427528), (20, 2570646), (24, 2142205), (26, 1977420), (30, 1713764), (39, 1318280), (40, 1285323), (52, 988710), (60, 856882), (65, 790968), (78, 659140), (104, 494355), (120, 428441), (130, 395484), (156, 329570), (195, 263656), (260, 197742), (312, 164785), (390, 131828), (520, 98871), (780, 65914), (1560, 32957)]