48678680

素因数分解:

$2^3\times 5^1\times {\mathrm{31}}^1\times {\mathrm{37}}^1\times {\mathrm{1061}}^1$

素因数の和:1140

約数の個数: 64

約数和(自身を含む): 116225280

約数和(自身を除く): 67546600

約数列:

[1, 2, 4, 5, 8, 10, 20, 31, 37, 40, 62, 74, 124, 148, 155, 185, 248, 296, 310, 370, 620, 740, 1061, 1147, 1240, 1480, 2122, 2294, 4244, 4588, 5305, 5735, 8488, 9176, 10610, 11470, 21220, 22940, 32891, 39257, 42440, 45880, 65782, 78514, 131564, 157028, 164455, 196285, 263128, 314056, 328910, 392570, 657820, 785140, 1216967, 1315640, 1570280, 2433934, 4867868, 6084835, 9735736, 12169670, 24339340, 48678680]

約数ペア:

[(1, 48678680), (2, 24339340), (4, 12169670), (5, 9735736), (8, 6084835), (10, 4867868), (20, 2433934), (31, 1570280), (37, 1315640), (40, 1216967), (62, 785140), (74, 657820), (124, 392570), (148, 328910), (155, 314056), (185, 263128), (248, 196285), (296, 164455), (310, 157028), (370, 131564), (620, 78514), (740, 65782), (1061, 45880), (1147, 42440), (1240, 39257), (1480, 32891), (2122, 22940), (2294, 21220), (4244, 11470), (4588, 10610), (5305, 9176), (5735, 8488)]