28488200

素因数分解:

$2^3\times 5^2\times {\mathrm{13}}^1\times {\mathrm{10957}}^1$

素因数の和:10986

約数の個数: 48

約数和(自身を含む): 71336580

約数和(自身を除く): 42848380

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 25, 26, 40, 50, 52, 65, 100, 104, 130, 200, 260, 325, 520, 650, 1300, 2600, 10957, 21914, 43828, 54785, 87656, 109570, 142441, 219140, 273925, 284882, 438280, 547850, 569764, 712205, 1095700, 1139528, 1424410, 2191400, 2848820, 3561025, 5697640, 7122050, 14244100, 28488200]

約数ペア:

[(1, 28488200), (2, 14244100), (4, 7122050), (5, 5697640), (8, 3561025), (10, 2848820), (13, 2191400), (20, 1424410), (25, 1139528), (26, 1095700), (40, 712205), (50, 569764), (52, 547850), (65, 438280), (100, 284882), (104, 273925), (130, 219140), (200, 142441), (260, 109570), (325, 87656), (520, 54785), (650, 43828), (1300, 21914), (2600, 10957)]