56871825

素因数分解:

$3^1\times 5^2\times {\mathrm{31}}^1\times {\mathrm{61}}^1\times {\mathrm{401}}^1$

素因数の和:506

約数の個数: 48

約数和(自身を含む): 98898432

約数和(自身を除く): 42026607

約数列:

[1, 3, 5, 15, 25, 31, 61, 75, 93, 155, 183, 305, 401, 465, 775, 915, 1203, 1525, 1891, 2005, 2325, 4575, 5673, 6015, 9455, 10025, 12431, 24461, 28365, 30075, 37293, 47275, 62155, 73383, 122305, 141825, 186465, 310775, 366915, 611525, 758291, 932325, 1834575, 2274873, 3791455, 11374365, 18957275, 56871825]

約数ペア:

[(1, 56871825), (3, 18957275), (5, 11374365), (15, 3791455), (25, 2274873), (31, 1834575), (61, 932325), (75, 758291), (93, 611525), (155, 366915), (183, 310775), (305, 186465), (401, 141825), (465, 122305), (775, 73383), (915, 62155), (1203, 47275), (1525, 37293), (1891, 30075), (2005, 28365), (2325, 24461), (4575, 12431), (5673, 10025), (6015, 9455)]