2012157875

素因数分解:

$5^3\times 7^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{7691}}^1$

素因数の和:7749

約数の個数: 64

約数和(自身を含む): 3225470976

約数和(自身を除く): 1213313101

約数列:

[1, 5, 7, 13, 23, 25, 35, 65, 91, 115, 125, 161, 175, 299, 325, 455, 575, 805, 875, 1495, 1625, 2093, 2275, 2875, 4025, 7475, 7691, 10465, 11375, 20125, 37375, 38455, 52325, 53837, 99983, 176893, 192275, 261625, 269185, 499915, 699881, 884465, 961375, 1238251, 1345925, 2299609, 2499575, 3499405, 4422325, 6191255, 6729625, 11498045, 12497875, 16097263, 17497025, 22111625, 30956275, 57490225, 80486315, 87485125, 154781375, 287451125, 402431575, 2012157875]

約数ペア:

[(1, 2012157875), (5, 402431575), (7, 287451125), (13, 154781375), (23, 87485125), (25, 80486315), (35, 57490225), (65, 30956275), (91, 22111625), (115, 17497025), (125, 16097263), (161, 12497875), (175, 11498045), (299, 6729625), (325, 6191255), (455, 4422325), (575, 3499405), (805, 2499575), (875, 2299609), (1495, 1345925), (1625, 1238251), (2093, 961375), (2275, 884465), (2875, 699881), (4025, 499915), (7475, 269185), (7691, 261625), (10465, 192275), (11375, 176893), (20125, 99983), (37375, 53837), (38455, 52325)]