28635100

素因数分解:

$2^2\times 5^2\times {\mathrm{13}}^1\times {\mathrm{22027}}^1$

素因数の和:22054

約数の個数: 36

約数和(自身を含む): 66921064

約数和(自身を除く): 38285964

約数列:

[1, 2, 4, 5, 10, 13, 20, 25, 26, 50, 52, 65, 100, 130, 260, 325, 650, 1300, 22027, 44054, 88108, 110135, 220270, 286351, 440540, 550675, 572702, 1101350, 1145404, 1431755, 2202700, 2863510, 5727020, 7158775, 14317550, 28635100]

約数ペア:

[(1, 28635100), (2, 14317550), (4, 7158775), (5, 5727020), (10, 2863510), (13, 2202700), (20, 1431755), (25, 1145404), (26, 1101350), (50, 572702), (52, 550675), (65, 440540), (100, 286351), (130, 220270), (260, 110135), (325, 88108), (650, 44054), (1300, 22027)]