57728125

素因数分解:

$5^5\times 7^2\times {\mathrm{13}}^1\times {\mathrm{29}}^1$

素因数の和:81

約数の個数: 72

約数和(自身を含む): 93509640

約数和(自身を除く): 35781515

約数列:

[1, 5, 7, 13, 25, 29, 35, 49, 65, 91, 125, 145, 175, 203, 245, 325, 377, 455, 625, 637, 725, 875, 1015, 1225, 1421, 1625, 1885, 2275, 2639, 3125, 3185, 3625, 4375, 5075, 6125, 7105, 8125, 9425, 11375, 13195, 15925, 18125, 18473, 21875, 25375, 30625, 35525, 40625, 47125, 56875, 65975, 79625, 90625, 92365, 126875, 153125, 177625, 235625, 284375, 329875, 398125, 461825, 634375, 888125, 1178125, 1649375, 1990625, 2309125, 4440625, 8246875, 11545625, 57728125]

約数ペア:

[(1, 57728125), (5, 11545625), (7, 8246875), (13, 4440625), (25, 2309125), (29, 1990625), (35, 1649375), (49, 1178125), (65, 888125), (91, 634375), (125, 461825), (145, 398125), (175, 329875), (203, 284375), (245, 235625), (325, 177625), (377, 153125), (455, 126875), (625, 92365), (637, 90625), (725, 79625), (875, 65975), (1015, 56875), (1225, 47125), (1421, 40625), (1625, 35525), (1885, 30625), (2275, 25375), (2639, 21875), (3125, 18473), (3185, 18125), (3625, 15925), (4375, 13195), (5075, 11375), (6125, 9425), (7105, 8125)]