48688250

素因数分解:

$2^1\times 5^3\times {\mathrm{13}}^1\times {\mathrm{71}}^1\times {\mathrm{211}}^1$

素因数の和:312

約数の個数: 64

約数和(自身を含む): 100009728

約数和(自身を除く): 51321478

約数列:

[1, 2, 5, 10, 13, 25, 26, 50, 65, 71, 125, 130, 142, 211, 250, 325, 355, 422, 650, 710, 923, 1055, 1625, 1775, 1846, 2110, 2743, 3250, 3550, 4615, 5275, 5486, 8875, 9230, 10550, 13715, 14981, 17750, 23075, 26375, 27430, 29962, 46150, 52750, 68575, 74905, 115375, 137150, 149810, 194753, 230750, 342875, 374525, 389506, 685750, 749050, 973765, 1872625, 1947530, 3745250, 4868825, 9737650, 24344125, 48688250]

約数ペア:

[(1, 48688250), (2, 24344125), (5, 9737650), (10, 4868825), (13, 3745250), (25, 1947530), (26, 1872625), (50, 973765), (65, 749050), (71, 685750), (125, 389506), (130, 374525), (142, 342875), (211, 230750), (250, 194753), (325, 149810), (355, 137150), (422, 115375), (650, 74905), (710, 68575), (923, 52750), (1055, 46150), (1625, 29962), (1775, 27430), (1846, 26375), (2110, 23075), (2743, 17750), (3250, 14981), (3550, 13715), (4615, 10550), (5275, 9230), (5486, 8875)]