290576495

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{17}}^2\times {\mathrm{101}}^1\times {\mathrm{181}}^1$

素因数の和:332

約数の個数: 48

約数和(自身を含む): 410338656

約数和(自身を除く): 119762161

約数列:

[1, 5, 11, 17, 55, 85, 101, 181, 187, 289, 505, 905, 935, 1111, 1445, 1717, 1991, 3077, 3179, 5555, 8585, 9955, 15385, 15895, 18281, 18887, 29189, 33847, 52309, 91405, 94435, 145945, 169235, 201091, 261545, 310777, 321079, 575399, 1005455, 1553885, 1605395, 2876995, 3418547, 5283209, 17092735, 26416045, 58115299, 290576495]

約数ペア:

[(1, 290576495), (5, 58115299), (11, 26416045), (17, 17092735), (55, 5283209), (85, 3418547), (101, 2876995), (181, 1605395), (187, 1553885), (289, 1005455), (505, 575399), (905, 321079), (935, 310777), (1111, 261545), (1445, 201091), (1717, 169235), (1991, 145945), (3077, 94435), (3179, 91405), (5555, 52309), (8585, 33847), (9955, 29189), (15385, 18887), (15895, 18281)]