103802920

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{199621}}^1$

素因数の和:199645

約数の個数: 32

約数和(自身を含む): 251523720

約数和(自身を除く): 147720800

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 40, 52, 65, 104, 130, 260, 520, 199621, 399242, 798484, 998105, 1596968, 1996210, 2595073, 3992420, 5190146, 7984840, 10380292, 12975365, 20760584, 25950730, 51901460, 103802920]

約数ペア:

[(1, 103802920), (2, 51901460), (4, 25950730), (5, 20760584), (8, 12975365), (10, 10380292), (13, 7984840), (20, 5190146), (26, 3992420), (40, 2595073), (52, 1996210), (65, 1596968), (104, 998105), (130, 798484), (260, 399242), (520, 199621)]