64827225

素因数分解:

$3^2\times 5^2\times {\mathrm{23}}^1\times {\mathrm{12527}}^1$

素因数の和:12566

約数の個数: 36

約数和(自身を含む): 121170816

約数和(自身を除く): 56343591

約数列:

[1, 3, 5, 9, 15, 23, 25, 45, 69, 75, 115, 207, 225, 345, 575, 1035, 1725, 5175, 12527, 37581, 62635, 112743, 187905, 288121, 313175, 563715, 864363, 939525, 1440605, 2593089, 2818575, 4321815, 7203025, 12965445, 21609075, 64827225]

約数ペア:

[(1, 64827225), (3, 21609075), (5, 12965445), (9, 7203025), (15, 4321815), (23, 2818575), (25, 2593089), (45, 1440605), (69, 939525), (75, 864363), (115, 563715), (207, 313175), (225, 288121), (345, 187905), (575, 112743), (1035, 62635), (1725, 37581), (5175, 12527)]