25074040

素因数分解:

$2^3\times 5^1\times {\mathrm{31}}^1\times {\mathrm{73}}^1\times {\mathrm{277}}^1$

素因数の和:392

約数の個数: 64

約数和(自身を含む): 59247360

約数和(自身を除く): 34173320

約数列:

[1, 2, 4, 5, 8, 10, 20, 31, 40, 62, 73, 124, 146, 155, 248, 277, 292, 310, 365, 554, 584, 620, 730, 1108, 1240, 1385, 1460, 2216, 2263, 2770, 2920, 4526, 5540, 8587, 9052, 11080, 11315, 17174, 18104, 20221, 22630, 34348, 40442, 42935, 45260, 68696, 80884, 85870, 90520, 101105, 161768, 171740, 202210, 343480, 404420, 626851, 808840, 1253702, 2507404, 3134255, 5014808, 6268510, 12537020, 25074040]

約数ペア:

[(1, 25074040), (2, 12537020), (4, 6268510), (5, 5014808), (8, 3134255), (10, 2507404), (20, 1253702), (31, 808840), (40, 626851), (62, 404420), (73, 343480), (124, 202210), (146, 171740), (155, 161768), (248, 101105), (277, 90520), (292, 85870), (310, 80884), (365, 68696), (554, 45260), (584, 42935), (620, 40442), (730, 34348), (1108, 22630), (1240, 20221), (1385, 18104), (1460, 17174), (2216, 11315), (2263, 11080), (2770, 9052), (2920, 8587), (4526, 5540)]