251282016088

素因数分解:

$2^3\times {\mathrm{17}}^1\times {\mathrm{43}}^1\times {\mathrm{439}}^1\times {\mathrm{97879}}^1$

素因数の和:98384

約数の個数: 64

約数和(自身を含む): 511638336000

約数和(自身を除く): 260356319912

約数列:

[1, 2, 4, 8, 17, 34, 43, 68, 86, 136, 172, 344, 439, 731, 878, 1462, 1756, 2924, 3512, 5848, 7463, 14926, 18877, 29852, 37754, 59704, 75508, 97879, 151016, 195758, 320909, 391516, 641818, 783032, 1283636, 1663943, 2567272, 3327886, 4208797, 6655772, 8417594, 13311544, 16835188, 33670376, 42968881, 71549549, 85937762, 143099098, 171875524, 286198196, 343751048, 572396392, 730470977, 1460941954, 1847661883, 2921883908, 3695323766, 5843767816, 7390647532, 14781295064, 31410252011, 62820504022, 125641008044, 251282016088]

約数ペア:

[(1, 251282016088), (2, 125641008044), (4, 62820504022), (8, 31410252011), (17, 14781295064), (34, 7390647532), (43, 5843767816), (68, 3695323766), (86, 2921883908), (136, 1847661883), (172, 1460941954), (344, 730470977), (439, 572396392), (731, 343751048), (878, 286198196), (1462, 171875524), (1756, 143099098), (2924, 85937762), (3512, 71549549), (5848, 42968881), (7463, 33670376), (14926, 16835188), (18877, 13311544), (29852, 8417594), (37754, 6655772), (59704, 4208797), (75508, 3327886), (97879, 2567272), (151016, 1663943), (195758, 1283636), (320909, 783032), (391516, 641818)]