70874980

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{37}}^1\times {\mathrm{8707}}^1$

素因数の和:8764

約数の個数: 48

約数和(自身を含む): 166775616

約数和(自身を除く): 95900636

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 37, 44, 55, 74, 110, 148, 185, 220, 370, 407, 740, 814, 1628, 2035, 4070, 8140, 8707, 17414, 34828, 43535, 87070, 95777, 174140, 191554, 322159, 383108, 478885, 644318, 957770, 1288636, 1610795, 1915540, 3221590, 3543749, 6443180, 7087498, 14174996, 17718745, 35437490, 70874980]

約数ペア:

[(1, 70874980), (2, 35437490), (4, 17718745), (5, 14174996), (10, 7087498), (11, 6443180), (20, 3543749), (22, 3221590), (37, 1915540), (44, 1610795), (55, 1288636), (74, 957770), (110, 644318), (148, 478885), (185, 383108), (220, 322159), (370, 191554), (407, 174140), (740, 95777), (814, 87070), (1628, 43535), (2035, 34828), (4070, 17414), (8140, 8707)]