1900966025

素因数分解:

$5^2\times 7^3\times {\mathrm{41}}^1\times {\mathrm{5407}}^1$

素因数の和:5479

約数の個数: 48

約数和(自身を含む): 2816486400

約数和(自身を除く): 915520375

約数列:

[1, 5, 7, 25, 35, 41, 49, 175, 205, 245, 287, 343, 1025, 1225, 1435, 1715, 2009, 5407, 7175, 8575, 10045, 14063, 27035, 37849, 50225, 70315, 135175, 189245, 221687, 264943, 351575, 946225, 1108435, 1324715, 1551809, 1854601, 5542175, 6623575, 7759045, 9273005, 10862663, 38795225, 46365025, 54313315, 76038641, 271566575, 380193205, 1900966025]

約数ペア:

[(1, 1900966025), (5, 380193205), (7, 271566575), (25, 76038641), (35, 54313315), (41, 46365025), (49, 38795225), (175, 10862663), (205, 9273005), (245, 7759045), (287, 6623575), (343, 5542175), (1025, 1854601), (1225, 1551809), (1435, 1324715), (1715, 1108435), (2009, 946225), (5407, 351575), (7175, 264943), (8575, 221687), (10045, 189245), (14063, 135175), (27035, 70315), (37849, 50225)]