25749075

素因数分解:

$3^1\times 5^2\times {\mathrm{11}}^1\times {\mathrm{23}}^2\times {\mathrm{59}}^1$

素因数の和:129

約数の個数: 72

約数和(自身を含む): 49371840

約数和(自身を除く): 23622765

約数列:

[1, 3, 5, 11, 15, 23, 25, 33, 55, 59, 69, 75, 115, 165, 177, 253, 275, 295, 345, 529, 575, 649, 759, 825, 885, 1265, 1357, 1475, 1587, 1725, 1947, 2645, 3245, 3795, 4071, 4425, 5819, 6325, 6785, 7935, 9735, 13225, 14927, 16225, 17457, 18975, 20355, 29095, 31211, 33925, 39675, 44781, 48675, 74635, 87285, 93633, 101775, 145475, 156055, 223905, 343321, 373175, 436425, 468165, 780275, 1029963, 1119525, 1716605, 2340825, 5149815, 8583025, 25749075]

約数ペア:

[(1, 25749075), (3, 8583025), (5, 5149815), (11, 2340825), (15, 1716605), (23, 1119525), (25, 1029963), (33, 780275), (55, 468165), (59, 436425), (69, 373175), (75, 343321), (115, 223905), (165, 156055), (177, 145475), (253, 101775), (275, 93633), (295, 87285), (345, 74635), (529, 48675), (575, 44781), (649, 39675), (759, 33925), (825, 31211), (885, 29095), (1265, 20355), (1357, 18975), (1475, 17457), (1587, 16225), (1725, 14927), (1947, 13225), (2645, 9735), (3245, 7935), (3795, 6785), (4071, 6325), (4425, 5819)]