28445100

素因数分解:

$2^2\times 3^1\times 5^2\times {\mathrm{53}}^1\times {\mathrm{1789}}^1$

素因数の和:1859

約数の個数: 72

約数和(自身を含む): 83900880

約数和(自身を除く): 55455780

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 25, 30, 50, 53, 60, 75, 100, 106, 150, 159, 212, 265, 300, 318, 530, 636, 795, 1060, 1325, 1590, 1789, 2650, 3180, 3578, 3975, 5300, 5367, 7156, 7950, 8945, 10734, 15900, 17890, 21468, 26835, 35780, 44725, 53670, 89450, 94817, 107340, 134175, 178900, 189634, 268350, 284451, 379268, 474085, 536700, 568902, 948170, 1137804, 1422255, 1896340, 2370425, 2844510, 4740850, 5689020, 7111275, 9481700, 14222550, 28445100]

約数ペア:

[(1, 28445100), (2, 14222550), (3, 9481700), (4, 7111275), (5, 5689020), (6, 4740850), (10, 2844510), (12, 2370425), (15, 1896340), (20, 1422255), (25, 1137804), (30, 948170), (50, 568902), (53, 536700), (60, 474085), (75, 379268), (100, 284451), (106, 268350), (150, 189634), (159, 178900), (212, 134175), (265, 107340), (300, 94817), (318, 89450), (530, 53670), (636, 44725), (795, 35780), (1060, 26835), (1325, 21468), (1590, 17890), (1789, 15900), (2650, 10734), (3180, 8945), (3578, 7950), (3975, 7156), (5300, 5367)]