25408370

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{11497}}^1$

素因数の和:11534

約数の個数: 32

約数和(自身を含む): 52154928

約数和(自身を除く): 26746558

約数列:

[1, 2, 5, 10, 13, 17, 26, 34, 65, 85, 130, 170, 221, 442, 1105, 2210, 11497, 22994, 57485, 114970, 149461, 195449, 298922, 390898, 747305, 977245, 1494610, 1954490, 2540837, 5081674, 12704185, 25408370]

約数ペア:

[(1, 25408370), (2, 12704185), (5, 5081674), (10, 2540837), (13, 1954490), (17, 1494610), (26, 977245), (34, 747305), (65, 390898), (85, 298922), (130, 195449), (170, 149461), (221, 114970), (442, 57485), (1105, 22994), (2210, 11497)]