28113759625

素因数分解:

$5^3\times 7^1\times {\mathrm{23}}^1\times {\mathrm{79}}^1\times {\mathrm{17683}}^1$

素因数の和:17807

約数の個数: 64

約数和(自身を含む): 42373693440

約数和(自身を除く): 14259933815

約数列:

[1, 5, 7, 23, 25, 35, 79, 115, 125, 161, 175, 395, 553, 575, 805, 875, 1817, 1975, 2765, 2875, 4025, 9085, 9875, 12719, 13825, 17683, 20125, 45425, 63595, 69125, 88415, 123781, 227125, 317975, 406709, 442075, 618905, 1396957, 1589875, 2033545, 2210375, 2846963, 3094525, 6984785, 9778699, 10167725, 14234815, 15472625, 32130011, 34923925, 48893495, 50838625, 71174075, 160650055, 174619625, 224910077, 244467475, 355870375, 803250275, 1124550385, 1222337375, 4016251375, 5622751925, 28113759625]

約数ペア:

[(1, 28113759625), (5, 5622751925), (7, 4016251375), (23, 1222337375), (25, 1124550385), (35, 803250275), (79, 355870375), (115, 244467475), (125, 224910077), (161, 174619625), (175, 160650055), (395, 71174075), (553, 50838625), (575, 48893495), (805, 34923925), (875, 32130011), (1817, 15472625), (1975, 14234815), (2765, 10167725), (2875, 9778699), (4025, 6984785), (9085, 3094525), (9875, 2846963), (12719, 2210375), (13825, 2033545), (17683, 1589875), (20125, 1396957), (45425, 618905), (63595, 442075), (69125, 406709), (88415, 317975), (123781, 227125)]