84525220

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{10487}}^1$

素因数の和:10540

約数の個数: 48

約数和(自身を含む): 197342208

約数和(自身を除く): 112816988

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 31, 52, 62, 65, 124, 130, 155, 260, 310, 403, 620, 806, 1612, 2015, 4030, 8060, 10487, 20974, 41948, 52435, 104870, 136331, 209740, 272662, 325097, 545324, 650194, 681655, 1300388, 1363310, 1625485, 2726620, 3250970, 4226261, 6501940, 8452522, 16905044, 21131305, 42262610, 84525220]

約数ペア:

[(1, 84525220), (2, 42262610), (4, 21131305), (5, 16905044), (10, 8452522), (13, 6501940), (20, 4226261), (26, 3250970), (31, 2726620), (52, 1625485), (62, 1363310), (65, 1300388), (124, 681655), (130, 650194), (155, 545324), (260, 325097), (310, 272662), (403, 209740), (620, 136331), (806, 104870), (1612, 52435), (2015, 41948), (4030, 20974), (8060, 10487)]