42947125

素因数分解:

$5^3\times {\mathrm{13}}^2\times {\mathrm{19}}^1\times {\mathrm{107}}^1$

素因数の和:167

約数の個数: 48

約数和(自身を含む): 61663680

約数和(自身を除く): 18716555

約数列:

[1, 5, 13, 19, 25, 65, 95, 107, 125, 169, 247, 325, 475, 535, 845, 1235, 1391, 1625, 2033, 2375, 2675, 3211, 4225, 6175, 6955, 10165, 13375, 16055, 18083, 21125, 26429, 30875, 34775, 50825, 80275, 90415, 132145, 173875, 254125, 343577, 401375, 452075, 660725, 1717885, 2260375, 3303625, 8589425, 42947125]

約数ペア:

[(1, 42947125), (5, 8589425), (13, 3303625), (19, 2260375), (25, 1717885), (65, 660725), (95, 452075), (107, 401375), (125, 343577), (169, 254125), (247, 173875), (325, 132145), (475, 90415), (535, 80275), (845, 50825), (1235, 34775), (1391, 30875), (1625, 26429), (2033, 21125), (2375, 18083), (2675, 16055), (3211, 13375), (4225, 10165), (6175, 6955)]