25212980

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{96973}}^1$

素因数の和:96995

約数の個数: 24

約数和(自身を含む): 57020712

約数和(自身を除く): 31807732

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 260, 96973, 193946, 387892, 484865, 969730, 1260649, 1939460, 2521298, 5042596, 6303245, 12606490, 25212980]

約数ペア:

[(1, 25212980), (2, 12606490), (4, 6303245), (5, 5042596), (10, 2521298), (13, 1939460), (20, 1260649), (26, 969730), (52, 484865), (65, 387892), (130, 193946), (260, 96973)]