79828540

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^2\times {\mathrm{32987}}^1$

素因数の和:33018

約数の個数: 36

約数和(自身を含む): 184270968

約数和(自身を除く): 104442428

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 110, 121, 220, 242, 484, 605, 1210, 2420, 32987, 65974, 131948, 164935, 329870, 362857, 659740, 725714, 1451428, 1814285, 3628570, 3991427, 7257140, 7982854, 15965708, 19957135, 39914270, 79828540]

約数ペア:

[(1, 79828540), (2, 39914270), (4, 19957135), (5, 15965708), (10, 7982854), (11, 7257140), (20, 3991427), (22, 3628570), (44, 1814285), (55, 1451428), (110, 725714), (121, 659740), (220, 362857), (242, 329870), (484, 164935), (605, 131948), (1210, 65974), (2420, 32987)]