70080400

素因数分解:

$2^4\times 5^2\times {\mathrm{13}}^1\times {\mathrm{13477}}^1$

素因数の和:13508

約数の個数: 60

約数和(自身を含む): 181333012

約数和(自身を除く): 111252612

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 25, 26, 40, 50, 52, 65, 80, 100, 104, 130, 200, 208, 260, 325, 400, 520, 650, 1040, 1300, 2600, 5200, 13477, 26954, 53908, 67385, 107816, 134770, 175201, 215632, 269540, 336925, 350402, 539080, 673850, 700804, 876005, 1078160, 1347700, 1401608, 1752010, 2695400, 2803216, 3504020, 4380025, 5390800, 7008040, 8760050, 14016080, 17520100, 35040200, 70080400]

約数ペア:

[(1, 70080400), (2, 35040200), (4, 17520100), (5, 14016080), (8, 8760050), (10, 7008040), (13, 5390800), (16, 4380025), (20, 3504020), (25, 2803216), (26, 2695400), (40, 1752010), (50, 1401608), (52, 1347700), (65, 1078160), (80, 876005), (100, 700804), (104, 673850), (130, 539080), (200, 350402), (208, 336925), (260, 269540), (325, 215632), (400, 175201), (520, 134770), (650, 107816), (1040, 67385), (1300, 53908), (2600, 26954), (5200, 13477)]