87674275

素因数分解:

$5^2\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{37}}^1\times {\mathrm{317}}^1$

素因数の和:400

約数の個数: 48

約数和(自身を含む): 125866944

約数和(自身を除く): 38192669

約数列:

[1, 5, 13, 23, 25, 37, 65, 115, 185, 299, 317, 325, 481, 575, 851, 925, 1495, 1585, 2405, 4121, 4255, 7291, 7475, 7925, 11063, 11729, 12025, 20605, 21275, 36455, 55315, 58645, 94783, 103025, 152477, 182275, 269767, 276575, 293225, 473915, 762385, 1348835, 2369575, 3506971, 3811925, 6744175, 17534855, 87674275]

約数ペア:

[(1, 87674275), (5, 17534855), (13, 6744175), (23, 3811925), (25, 3506971), (37, 2369575), (65, 1348835), (115, 762385), (185, 473915), (299, 293225), (317, 276575), (325, 269767), (481, 182275), (575, 152477), (851, 103025), (925, 94783), (1495, 58645), (1585, 55315), (2405, 36455), (4121, 21275), (4255, 20605), (7291, 12025), (7475, 11729), (7925, 11063)]