28985100

素因数分解:

$2^2\times 3^1\times 5^2\times {\mathrm{79}}^1\times {\mathrm{1223}}^1$

素因数の和:1319

約数の個数: 72

約数和(自身を含む): 84994560

約数和(自身を除く): 56009460

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 25, 30, 50, 60, 75, 79, 100, 150, 158, 237, 300, 316, 395, 474, 790, 948, 1185, 1223, 1580, 1975, 2370, 2446, 3669, 3950, 4740, 4892, 5925, 6115, 7338, 7900, 11850, 12230, 14676, 18345, 23700, 24460, 30575, 36690, 61150, 73380, 91725, 96617, 122300, 183450, 193234, 289851, 366900, 386468, 483085, 579702, 966170, 1159404, 1449255, 1932340, 2415425, 2898510, 4830850, 5797020, 7246275, 9661700, 14492550, 28985100]

約数ペア:

[(1, 28985100), (2, 14492550), (3, 9661700), (4, 7246275), (5, 5797020), (6, 4830850), (10, 2898510), (12, 2415425), (15, 1932340), (20, 1449255), (25, 1159404), (30, 966170), (50, 579702), (60, 483085), (75, 386468), (79, 366900), (100, 289851), (150, 193234), (158, 183450), (237, 122300), (300, 96617), (316, 91725), (395, 73380), (474, 61150), (790, 36690), (948, 30575), (1185, 24460), (1223, 23700), (1580, 18345), (1975, 14676), (2370, 12230), (2446, 11850), (3669, 7900), (3950, 7338), (4740, 6115), (4892, 5925)]