27749270

素因数分解:

$2^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{47}}^1\times {\mathrm{151}}^1$

素因数の和:245

約数の個数: 64

約数和(自身を含む): 56733696

約数和(自身を除く): 28984426

約数列:

[1, 2, 5, 10, 17, 23, 34, 46, 47, 85, 94, 115, 151, 170, 230, 235, 302, 391, 470, 755, 782, 799, 1081, 1510, 1598, 1955, 2162, 2567, 3473, 3910, 3995, 5134, 5405, 6946, 7097, 7990, 10810, 12835, 14194, 17365, 18377, 25670, 34730, 35485, 36754, 59041, 70970, 91885, 118082, 120649, 163231, 183770, 241298, 295205, 326462, 590410, 603245, 816155, 1206490, 1632310, 2774927, 5549854, 13874635, 27749270]

約数ペア:

[(1, 27749270), (2, 13874635), (5, 5549854), (10, 2774927), (17, 1632310), (23, 1206490), (34, 816155), (46, 603245), (47, 590410), (85, 326462), (94, 295205), (115, 241298), (151, 183770), (170, 163231), (230, 120649), (235, 118082), (302, 91885), (391, 70970), (470, 59041), (755, 36754), (782, 35485), (799, 34730), (1081, 25670), (1510, 18377), (1598, 17365), (1955, 14194), (2162, 12835), (2567, 10810), (3473, 7990), (3910, 7097), (3995, 6946), (5134, 5405)]