625504490

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^2\times {\mathrm{370121}}^1$

素因数の和:370154

約数の個数: 24

約数和(自身を含む): 1219181868

約数和(自身を除く): 593677378

約数列:

[1, 2, 5, 10, 13, 26, 65, 130, 169, 338, 845, 1690, 370121, 740242, 1850605, 3701210, 4811573, 9623146, 24057865, 48115730, 62550449, 125100898, 312752245, 625504490]

約数ペア:

[(1, 625504490), (2, 312752245), (5, 125100898), (10, 62550449), (13, 48115730), (26, 24057865), (65, 9623146), (130, 4811573), (169, 3701210), (338, 1850605), (845, 740242), (1690, 370121)]