250219996

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{53}}^1\times {\mathrm{163}}^1\times {\mathrm{557}}^1$

素因数の和:790

約数の個数: 48

約数和(自身を含む): 484281504

約数和(自身を除く): 234061508

約数列:

[1, 2, 4, 13, 26, 52, 53, 106, 163, 212, 326, 557, 652, 689, 1114, 1378, 2119, 2228, 2756, 4238, 7241, 8476, 8639, 14482, 17278, 28964, 29521, 34556, 59042, 90791, 112307, 118084, 181582, 224614, 363164, 383773, 449228, 767546, 1180283, 1535092, 2360566, 4721132, 4811923, 9623846, 19247692, 62554999, 125109998, 250219996]

約数ペア:

[(1, 250219996), (2, 125109998), (4, 62554999), (13, 19247692), (26, 9623846), (52, 4811923), (53, 4721132), (106, 2360566), (163, 1535092), (212, 1180283), (326, 767546), (557, 449228), (652, 383773), (689, 363164), (1114, 224614), (1378, 181582), (2119, 118084), (2228, 112307), (2756, 90791), (4238, 59042), (7241, 34556), (8476, 29521), (8639, 28964), (14482, 17278)]