61261460

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{235621}}^1$

素因数の和:235643

約数の個数: 24

約数和(自身を含む): 138545736

約数和(自身を除く): 77284276

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 260, 235621, 471242, 942484, 1178105, 2356210, 3063073, 4712420, 6126146, 12252292, 15315365, 30630730, 61261460]

約数ペア:

[(1, 61261460), (2, 30630730), (4, 15315365), (5, 12252292), (10, 6126146), (13, 4712420), (20, 3063073), (26, 2356210), (52, 1178105), (65, 942484), (130, 471242), (260, 235621)]