77520625

素因数分解:

$5^4\times 7^1\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{47}}^1$

素因数の和:116

約数の個数: 80

約数和(自身を含む): 125959680

約数和(自身を除く): 48439055

約数列:

[1, 5, 7, 13, 25, 29, 35, 47, 65, 91, 125, 145, 175, 203, 235, 325, 329, 377, 455, 611, 625, 725, 875, 1015, 1175, 1363, 1625, 1645, 1885, 2275, 2639, 3055, 3625, 4277, 4375, 5075, 5875, 6815, 8125, 8225, 9425, 9541, 11375, 13195, 15275, 17719, 18125, 21385, 25375, 29375, 34075, 41125, 47125, 47705, 56875, 65975, 76375, 88595, 106925, 124033, 126875, 170375, 205625, 235625, 238525, 329875, 381875, 442975, 534625, 620165, 851875, 1192625, 1649375, 2214875, 2673125, 3100825, 5963125, 11074375, 15504125, 77520625]

約数ペア:

[(1, 77520625), (5, 15504125), (7, 11074375), (13, 5963125), (25, 3100825), (29, 2673125), (35, 2214875), (47, 1649375), (65, 1192625), (91, 851875), (125, 620165), (145, 534625), (175, 442975), (203, 381875), (235, 329875), (325, 238525), (329, 235625), (377, 205625), (455, 170375), (611, 126875), (625, 124033), (725, 106925), (875, 88595), (1015, 76375), (1175, 65975), (1363, 56875), (1625, 47705), (1645, 47125), (1885, 41125), (2275, 34075), (2639, 29375), (3055, 25375), (3625, 21385), (4277, 18125), (4375, 17719), (5075, 15275), (5875, 13195), (6815, 11375), (8125, 9541), (8225, 9425)]