25892750

素因数分解:

$2^1\times 5^3\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{257}}^1$

素因数の和:318

約数の個数: 64

約数和(自身を含む): 54093312

約数和(自身を除く): 28200562

約数列:

[1, 2, 5, 10, 13, 25, 26, 31, 50, 62, 65, 125, 130, 155, 250, 257, 310, 325, 403, 514, 650, 775, 806, 1285, 1550, 1625, 2015, 2570, 3250, 3341, 3875, 4030, 6425, 6682, 7750, 7967, 10075, 12850, 15934, 16705, 20150, 32125, 33410, 39835, 50375, 64250, 79670, 83525, 100750, 103571, 167050, 199175, 207142, 398350, 417625, 517855, 835250, 995875, 1035710, 1991750, 2589275, 5178550, 12946375, 25892750]

約数ペア:

[(1, 25892750), (2, 12946375), (5, 5178550), (10, 2589275), (13, 1991750), (25, 1035710), (26, 995875), (31, 835250), (50, 517855), (62, 417625), (65, 398350), (125, 207142), (130, 199175), (155, 167050), (250, 103571), (257, 100750), (310, 83525), (325, 79670), (403, 64250), (514, 50375), (650, 39835), (775, 33410), (806, 32125), (1285, 20150), (1550, 16705), (1625, 15934), (2015, 12850), (2570, 10075), (3250, 7967), (3341, 7750), (3875, 6682), (4030, 6425)]