71318260

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{274301}}^1$

素因数の和:274323

約数の個数: 24

約数和(自身を含む): 161289576

約数和(自身を除く): 89971316

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 260, 274301, 548602, 1097204, 1371505, 2743010, 3565913, 5486020, 7131826, 14263652, 17829565, 35659130, 71318260]

約数ペア:

[(1, 71318260), (2, 35659130), (4, 17829565), (5, 14263652), (10, 7131826), (13, 5486020), (20, 3565913), (26, 2743010), (52, 1371505), (65, 1097204), (130, 548602), (260, 274301)]