5720389375

素因数分解:

$5^4\times {\mathrm{19}}^1\times {\mathrm{53}}^1\times {\mathrm{61}}^1\times {\mathrm{149}}^1$

素因数の和:302

約数の個数: 80

約数和(自身を含む): 7844364000

約数和(自身を除く): 2123974625

約数列:

[1, 5, 19, 25, 53, 61, 95, 125, 149, 265, 305, 475, 625, 745, 1007, 1159, 1325, 1525, 2375, 2831, 3233, 3725, 5035, 5795, 6625, 7625, 7897, 9089, 11875, 14155, 16165, 18625, 25175, 28975, 33125, 38125, 39485, 45445, 61427, 70775, 80825, 93125, 125875, 144875, 150043, 172691, 197425, 227225, 307135, 353875, 404125, 481717, 629375, 724375, 750215, 863455, 987125, 1136125, 1535675, 1769375, 2020625, 2408585, 3751075, 4317275, 4935625, 5680625, 7678375, 9152623, 12042925, 18755375, 21586375, 38391875, 45763115, 60214625, 93776875, 107931875, 228815575, 301073125, 1144077875, 5720389375]

約数ペア:

[(1, 5720389375), (5, 1144077875), (19, 301073125), (25, 228815575), (53, 107931875), (61, 93776875), (95, 60214625), (125, 45763115), (149, 38391875), (265, 21586375), (305, 18755375), (475, 12042925), (625, 9152623), (745, 7678375), (1007, 5680625), (1159, 4935625), (1325, 4317275), (1525, 3751075), (2375, 2408585), (2831, 2020625), (3233, 1769375), (3725, 1535675), (5035, 1136125), (5795, 987125), (6625, 863455), (7625, 750215), (7897, 724375), (9089, 629375), (11875, 481717), (14155, 404125), (16165, 353875), (18625, 307135), (25175, 227225), (28975, 197425), (33125, 172691), (38125, 150043), (39485, 144875), (45445, 125875), (61427, 93125), (70775, 80825)]