1915077580

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^2\times {\mathrm{241}}^1\times {\mathrm{2351}}^1$

素因数の和:2627

約数の個数: 72

約数和(自身を含む): 4374748224

約数和(自身を除く): 2459670644

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 169, 241, 260, 338, 482, 676, 845, 964, 1205, 1690, 2351, 2410, 3133, 3380, 4702, 4820, 6266, 9404, 11755, 12532, 15665, 23510, 30563, 31330, 40729, 47020, 61126, 62660, 81458, 122252, 152815, 162916, 203645, 305630, 397319, 407290, 566591, 611260, 794638, 814580, 1133182, 1589276, 1986595, 2266364, 2832955, 3973190, 5665910, 7365683, 7946380, 11331820, 14731366, 29462732, 36828415, 73656830, 95753879, 147313660, 191507758, 383015516, 478769395, 957538790, 1915077580]

約数ペア:

[(1, 1915077580), (2, 957538790), (4, 478769395), (5, 383015516), (10, 191507758), (13, 147313660), (20, 95753879), (26, 73656830), (52, 36828415), (65, 29462732), (130, 14731366), (169, 11331820), (241, 7946380), (260, 7365683), (338, 5665910), (482, 3973190), (676, 2832955), (845, 2266364), (964, 1986595), (1205, 1589276), (1690, 1133182), (2351, 814580), (2410, 794638), (3133, 611260), (3380, 566591), (4702, 407290), (4820, 397319), (6266, 305630), (9404, 203645), (11755, 162916), (12532, 152815), (15665, 122252), (23510, 81458), (30563, 62660), (31330, 61126), (40729, 47020)]