82157920

素因数分解:

$2^5\times 5^1\times {\mathrm{13}}^1\times {\mathrm{39499}}^1$

素因数の和:39527

約数の個数: 48

約数和(自身を含む): 209034000

約数和(自身を除く): 126876080

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 32, 40, 52, 65, 80, 104, 130, 160, 208, 260, 416, 520, 1040, 2080, 39499, 78998, 157996, 197495, 315992, 394990, 513487, 631984, 789980, 1026974, 1263968, 1579960, 2053948, 2567435, 3159920, 4107896, 5134870, 6319840, 8215792, 10269740, 16431584, 20539480, 41078960, 82157920]

約数ペア:

[(1, 82157920), (2, 41078960), (4, 20539480), (5, 16431584), (8, 10269740), (10, 8215792), (13, 6319840), (16, 5134870), (20, 4107896), (26, 3159920), (32, 2567435), (40, 2053948), (52, 1579960), (65, 1263968), (80, 1026974), (104, 789980), (130, 631984), (160, 513487), (208, 394990), (260, 315992), (416, 197495), (520, 157996), (1040, 78998), (2080, 39499)]