51814892975

素因数分解:

$5^2\times {\mathrm{59}}^1\times {\mathrm{61}}^1\times {\mathrm{71}}^1\times {\mathrm{8111}}^1$

素因数の和:8312

約数の個数: 48

約数和(自身を含む): 67354260480

約数和(自身を除く): 15539367505

約数列:

[1, 5, 25, 59, 61, 71, 295, 305, 355, 1475, 1525, 1775, 3599, 4189, 4331, 8111, 17995, 20945, 21655, 40555, 89975, 104725, 108275, 202775, 255529, 478549, 494771, 575881, 1277645, 2392745, 2473855, 2879405, 6388225, 11963725, 12369275, 14397025, 29191489, 33976979, 35128741, 145957445, 169884895, 175643705, 729787225, 849424475, 878218525, 2072595719, 10362978595, 51814892975]

約数ペア:

[(1, 51814892975), (5, 10362978595), (25, 2072595719), (59, 878218525), (61, 849424475), (71, 729787225), (295, 175643705), (305, 169884895), (355, 145957445), (1475, 35128741), (1525, 33976979), (1775, 29191489), (3599, 14397025), (4189, 12369275), (4331, 11963725), (8111, 6388225), (17995, 2879405), (20945, 2473855), (21655, 2392745), (40555, 1277645), (89975, 575881), (104725, 494771), (108275, 478549), (202775, 255529)]