79711420

素因数分解:

$2^2\times 5^1\times {\mathrm{331}}^1\times {\mathrm{12041}}^1$

素因数の和:12381

約数の個数: 24

約数和(自身を含む): 167913648

約数和(自身を除く): 88202228

約数列:

[1, 2, 4, 5, 10, 20, 331, 662, 1324, 1655, 3310, 6620, 12041, 24082, 48164, 60205, 120410, 240820, 3985571, 7971142, 15942284, 19927855, 39855710, 79711420]

約数ペア:

[(1, 79711420), (2, 39855710), (4, 19927855), (5, 15942284), (10, 7971142), (20, 3985571), (331, 240820), (662, 120410), (1324, 60205), (1655, 48164), (3310, 24082), (6620, 12041)]