68908450

素因数分解:

$2^1\times 5^2\times {\mathrm{13}}^1\times {\mathrm{106013}}^1$

素因数の和:106038

約数の個数: 24

約数和(自身を含む): 138030228

約数和(自身を除く): 69121778

約数列:

[1, 2, 5, 10, 13, 25, 26, 50, 65, 130, 325, 650, 106013, 212026, 530065, 1060130, 1378169, 2650325, 2756338, 5300650, 6890845, 13781690, 34454225, 68908450]

約数ペア:

[(1, 68908450), (2, 34454225), (5, 13781690), (10, 6890845), (13, 5300650), (25, 2756338), (26, 2650325), (50, 1378169), (65, 1060130), (130, 530065), (325, 212026), (650, 106013)]