31042700

素因数分解:

$2^2\times 5^2\times {\mathrm{13}}^1\times {\mathrm{23879}}^1$

素因数の和:23906

約数の個数: 36

約数和(自身を含む): 72547440

約数和(自身を除く): 41504740

約数列:

[1, 2, 4, 5, 10, 13, 20, 25, 26, 50, 52, 65, 100, 130, 260, 325, 650, 1300, 23879, 47758, 95516, 119395, 238790, 310427, 477580, 596975, 620854, 1193950, 1241708, 1552135, 2387900, 3104270, 6208540, 7760675, 15521350, 31042700]

約数ペア:

[(1, 31042700), (2, 15521350), (4, 7760675), (5, 6208540), (10, 3104270), (13, 2387900), (20, 1552135), (25, 1241708), (26, 1193950), (50, 620854), (52, 596975), (65, 477580), (100, 310427), (130, 238790), (260, 119395), (325, 95516), (650, 47758), (1300, 23879)]