56142550

素因数分解:

$2^1\times 5^2\times {\mathrm{29}}^1\times {\mathrm{31}}^1\times {\mathrm{1249}}^1$

素因数の和:1321

約数の個数: 48

約数和(自身を含む): 111600000

約数和(自身を除く): 55457450

約数列:

[1, 2, 5, 10, 25, 29, 31, 50, 58, 62, 145, 155, 290, 310, 725, 775, 899, 1249, 1450, 1550, 1798, 2498, 4495, 6245, 8990, 12490, 22475, 31225, 36221, 38719, 44950, 62450, 72442, 77438, 181105, 193595, 362210, 387190, 905525, 967975, 1122851, 1811050, 1935950, 2245702, 5614255, 11228510, 28071275, 56142550]

約数ペア:

[(1, 56142550), (2, 28071275), (5, 11228510), (10, 5614255), (25, 2245702), (29, 1935950), (31, 1811050), (50, 1122851), (58, 967975), (62, 905525), (145, 387190), (155, 362210), (290, 193595), (310, 181105), (725, 77438), (775, 72442), (899, 62450), (1249, 44950), (1450, 38719), (1550, 36221), (1798, 31225), (2498, 22475), (4495, 12490), (6245, 8990)]