2581888900

素因数分解:

$2^2\times 5^2\times {\mathrm{41}}^1\times {\mathrm{269}}^1\times {\mathrm{2341}}^1$

素因数の和:2665

約数の個数: 72

約数和(自身を含む): 5763146760

約数和(自身を除く): 3181257860

約数列:

[1, 2, 4, 5, 10, 20, 25, 41, 50, 82, 100, 164, 205, 269, 410, 538, 820, 1025, 1076, 1345, 2050, 2341, 2690, 4100, 4682, 5380, 6725, 9364, 11029, 11705, 13450, 22058, 23410, 26900, 44116, 46820, 55145, 58525, 95981, 110290, 117050, 191962, 220580, 234100, 275725, 383924, 479905, 551450, 629729, 959810, 1102900, 1259458, 1919620, 2399525, 2518916, 3148645, 4799050, 6297290, 9598100, 12594580, 15743225, 25818889, 31486450, 51637778, 62972900, 103275556, 129094445, 258188890, 516377780, 645472225, 1290944450, 2581888900]

約数ペア:

[(1, 2581888900), (2, 1290944450), (4, 645472225), (5, 516377780), (10, 258188890), (20, 129094445), (25, 103275556), (41, 62972900), (50, 51637778), (82, 31486450), (100, 25818889), (164, 15743225), (205, 12594580), (269, 9598100), (410, 6297290), (538, 4799050), (820, 3148645), (1025, 2518916), (1076, 2399525), (1345, 1919620), (2050, 1259458), (2341, 1102900), (2690, 959810), (4100, 629729), (4682, 551450), (5380, 479905), (6725, 383924), (9364, 275725), (11029, 234100), (11705, 220580), (13450, 191962), (22058, 117050), (23410, 110290), (26900, 95981), (44116, 58525), (46820, 55145)]