12496100

素因数分解:

$2^2\times 5^2\times {\mathrm{29}}^1\times {\mathrm{31}}^1\times {\mathrm{139}}^1$

素因数の和:213

約数の個数: 72

約数和(自身を含む): 29164800

約数和(自身を除く): 16668700

約数列:

[1, 2, 4, 5, 10, 20, 25, 29, 31, 50, 58, 62, 100, 116, 124, 139, 145, 155, 278, 290, 310, 556, 580, 620, 695, 725, 775, 899, 1390, 1450, 1550, 1798, 2780, 2900, 3100, 3475, 3596, 4031, 4309, 4495, 6950, 8062, 8618, 8990, 13900, 16124, 17236, 17980, 20155, 21545, 22475, 40310, 43090, 44950, 80620, 86180, 89900, 100775, 107725, 124961, 201550, 215450, 249922, 403100, 430900, 499844, 624805, 1249610, 2499220, 3124025, 6248050, 12496100]

約数ペア:

[(1, 12496100), (2, 6248050), (4, 3124025), (5, 2499220), (10, 1249610), (20, 624805), (25, 499844), (29, 430900), (31, 403100), (50, 249922), (58, 215450), (62, 201550), (100, 124961), (116, 107725), (124, 100775), (139, 89900), (145, 86180), (155, 80620), (278, 44950), (290, 43090), (310, 40310), (556, 22475), (580, 21545), (620, 20155), (695, 17980), (725, 17236), (775, 16124), (899, 13900), (1390, 8990), (1450, 8618), (1550, 8062), (1798, 6950), (2780, 4495), (2900, 4309), (3100, 4031), (3475, 3596)]