65142280

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{73}}^1\times {\mathrm{3187}}^1$

素因数の和:3278

約数の個数: 64

約数和(自身を含む): 169856640

約数和(自身を除く): 104714360

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 73, 140, 146, 280, 292, 365, 511, 584, 730, 1022, 1460, 2044, 2555, 2920, 3187, 4088, 5110, 6374, 10220, 12748, 15935, 20440, 22309, 25496, 31870, 44618, 63740, 89236, 111545, 127480, 178472, 223090, 232651, 446180, 465302, 892360, 930604, 1163255, 1628557, 1861208, 2326510, 3257114, 4653020, 6514228, 8142785, 9306040, 13028456, 16285570, 32571140, 65142280]

約数ペア:

[(1, 65142280), (2, 32571140), (4, 16285570), (5, 13028456), (7, 9306040), (8, 8142785), (10, 6514228), (14, 4653020), (20, 3257114), (28, 2326510), (35, 1861208), (40, 1628557), (56, 1163255), (70, 930604), (73, 892360), (140, 465302), (146, 446180), (280, 232651), (292, 223090), (365, 178472), (511, 127480), (584, 111545), (730, 89236), (1022, 63740), (1460, 44618), (2044, 31870), (2555, 25496), (2920, 22309), (3187, 20440), (4088, 15935), (5110, 12748), (6374, 10220)]