25194320

素因数分解:

$2^4\times 5^1\times {\mathrm{31}}^1\times {\mathrm{10159}}^1$

素因数の和:10203

約数の個数: 40

約数和(自身を含む): 60472320

約数和(自身を除く): 35278000

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 31, 40, 62, 80, 124, 155, 248, 310, 496, 620, 1240, 2480, 10159, 20318, 40636, 50795, 81272, 101590, 162544, 203180, 314929, 406360, 629858, 812720, 1259716, 1574645, 2519432, 3149290, 5038864, 6298580, 12597160, 25194320]

約数ペア:

[(1, 25194320), (2, 12597160), (4, 6298580), (5, 5038864), (8, 3149290), (10, 2519432), (16, 1574645), (20, 1259716), (31, 812720), (40, 629858), (62, 406360), (80, 314929), (124, 203180), (155, 162544), (248, 101590), (310, 81272), (496, 50795), (620, 40636), (1240, 20318), (2480, 10159)]