75980740

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^2\times {\mathrm{31397}}^1$

素因数の和:31428

約数の個数: 36

約数和(自身を含む): 175389228

約数和(自身を除く): 99408488

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 110, 121, 220, 242, 484, 605, 1210, 2420, 31397, 62794, 125588, 156985, 313970, 345367, 627940, 690734, 1381468, 1726835, 3453670, 3799037, 6907340, 7598074, 15196148, 18995185, 37990370, 75980740]

約数ペア:

[(1, 75980740), (2, 37990370), (4, 18995185), (5, 15196148), (10, 7598074), (11, 6907340), (20, 3799037), (22, 3453670), (44, 1726835), (55, 1381468), (110, 690734), (121, 627940), (220, 345367), (242, 313970), (484, 156985), (605, 125588), (1210, 62794), (2420, 31397)]