7131387250

素因数分解:

$2^1\times 5^3\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{70783}}^1$

素因数の和:70844

約数の個数: 64

約数和(自身を含む): 14840856576

約数和(自身を除く): 7709469326

約数列:

[1, 2, 5, 10, 13, 25, 26, 31, 50, 62, 65, 125, 130, 155, 250, 310, 325, 403, 650, 775, 806, 1550, 1625, 2015, 3250, 3875, 4030, 7750, 10075, 20150, 50375, 70783, 100750, 141566, 353915, 707830, 920179, 1769575, 1840358, 2194273, 3539150, 4388546, 4600895, 8847875, 9201790, 10971365, 17695750, 21942730, 23004475, 28525549, 46008950, 54856825, 57051098, 109713650, 115022375, 142627745, 230044750, 274284125, 285255490, 548568250, 713138725, 1426277450, 3565693625, 7131387250]

約数ペア:

[(1, 7131387250), (2, 3565693625), (5, 1426277450), (10, 713138725), (13, 548568250), (25, 285255490), (26, 274284125), (31, 230044750), (50, 142627745), (62, 115022375), (65, 109713650), (125, 57051098), (130, 54856825), (155, 46008950), (250, 28525549), (310, 23004475), (325, 21942730), (403, 17695750), (650, 10971365), (775, 9201790), (806, 8847875), (1550, 4600895), (1625, 4388546), (2015, 3539150), (3250, 2194273), (3875, 1840358), (4030, 1769575), (7750, 920179), (10075, 707830), (20150, 353915), (50375, 141566), (70783, 100750)]