40787475

素因数分解:

$3^1\times 5^2\times {\mathrm{31}}^1\times {\mathrm{53}}^1\times {\mathrm{331}}^1$

素因数の和:428

約数の個数: 48

約数和(自身を含む): 71138304

約数和(自身を除く): 30350829

約数列:

[1, 3, 5, 15, 25, 31, 53, 75, 93, 155, 159, 265, 331, 465, 775, 795, 993, 1325, 1643, 1655, 2325, 3975, 4929, 4965, 8215, 8275, 10261, 17543, 24645, 24825, 30783, 41075, 51305, 52629, 87715, 123225, 153915, 256525, 263145, 438575, 543833, 769575, 1315725, 1631499, 2719165, 8157495, 13595825, 40787475]

約数ペア:

[(1, 40787475), (3, 13595825), (5, 8157495), (15, 2719165), (25, 1631499), (31, 1315725), (53, 769575), (75, 543833), (93, 438575), (155, 263145), (159, 256525), (265, 153915), (331, 123225), (465, 87715), (775, 52629), (795, 51305), (993, 41075), (1325, 30783), (1643, 24825), (1655, 24645), (2325, 17543), (3975, 10261), (4929, 8275), (4965, 8215)]