80456860

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{229}}^1\times {\mathrm{1597}}^1$

素因数の和:1846

約数の個数: 48

約数和(自身を含む): 185240160

約数和(自身を除く): 104783300

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 110, 220, 229, 458, 916, 1145, 1597, 2290, 2519, 3194, 4580, 5038, 6388, 7985, 10076, 12595, 15970, 17567, 25190, 31940, 35134, 50380, 70268, 87835, 175670, 351340, 365713, 731426, 1462852, 1828565, 3657130, 4022843, 7314260, 8045686, 16091372, 20114215, 40228430, 80456860]

約数ペア:

[(1, 80456860), (2, 40228430), (4, 20114215), (5, 16091372), (10, 8045686), (11, 7314260), (20, 4022843), (22, 3657130), (44, 1828565), (55, 1462852), (110, 731426), (220, 365713), (229, 351340), (458, 175670), (916, 87835), (1145, 70268), (1597, 50380), (2290, 35134), (2519, 31940), (3194, 25190), (4580, 17567), (5038, 15970), (6388, 12595), (7985, 10076)]