67655380

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{260213}}^1$

素因数の和:260235

約数の個数: 24

約数和(自身を含む): 153005832

約数和(自身を除く): 85350452

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 260, 260213, 520426, 1040852, 1301065, 2602130, 3382769, 5204260, 6765538, 13531076, 16913845, 33827690, 67655380]

約数ペア:

[(1, 67655380), (2, 33827690), (4, 16913845), (5, 13531076), (10, 6765538), (13, 5204260), (20, 3382769), (26, 2602130), (52, 1301065), (65, 1040852), (130, 520426), (260, 260213)]