64613740

素因数分解:

$2^2\times 5^1\times {\mathrm{29}}^1\times {\mathrm{101}}^1\times {\mathrm{1103}}^1$

素因数の和:1242

約数の個数: 48

約数和(自身を含む): 141886080

約数和(自身を除く): 77272340

約数列:

[1, 2, 4, 5, 10, 20, 29, 58, 101, 116, 145, 202, 290, 404, 505, 580, 1010, 1103, 2020, 2206, 2929, 4412, 5515, 5858, 11030, 11716, 14645, 22060, 29290, 31987, 58580, 63974, 111403, 127948, 159935, 222806, 319870, 445612, 557015, 639740, 1114030, 2228060, 3230687, 6461374, 12922748, 16153435, 32306870, 64613740]

約数ペア:

[(1, 64613740), (2, 32306870), (4, 16153435), (5, 12922748), (10, 6461374), (20, 3230687), (29, 2228060), (58, 1114030), (101, 639740), (116, 557015), (145, 445612), (202, 319870), (290, 222806), (404, 159935), (505, 127948), (580, 111403), (1010, 63974), (1103, 58580), (2020, 31987), (2206, 29290), (2929, 22060), (4412, 14645), (5515, 11716), (5858, 11030)]