101328760

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{194863}}^1$

素因数の和:194887

約数の個数: 32

約数和(自身を含む): 245528640

約数和(自身を除く): 144199880

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 40, 52, 65, 104, 130, 260, 520, 194863, 389726, 779452, 974315, 1558904, 1948630, 2533219, 3897260, 5066438, 7794520, 10132876, 12666095, 20265752, 25332190, 50664380, 101328760]

約数ペア:

[(1, 101328760), (2, 50664380), (4, 25332190), (5, 20265752), (8, 12666095), (10, 10132876), (13, 7794520), (20, 5066438), (26, 3897260), (40, 2533219), (52, 1948630), (65, 1558904), (104, 974315), (130, 779452), (260, 389726), (520, 194863)]