86827750

素因数分解:

$2^1\times 5^3\times {\mathrm{41}}^1\times {\mathrm{43}}^1\times {\mathrm{197}}^1$

素因数の和:298

約数の個数: 64

約数和(自身を含む): 171243072

約数和(自身を除く): 84415322

約数列:

[1, 2, 5, 10, 25, 41, 43, 50, 82, 86, 125, 197, 205, 215, 250, 394, 410, 430, 985, 1025, 1075, 1763, 1970, 2050, 2150, 3526, 4925, 5125, 5375, 8077, 8471, 8815, 9850, 10250, 10750, 16154, 16942, 17630, 24625, 40385, 42355, 44075, 49250, 80770, 84710, 88150, 201925, 211775, 220375, 347311, 403850, 423550, 440750, 694622, 1009625, 1058875, 1736555, 2019250, 2117750, 3473110, 8682775, 17365550, 43413875, 86827750]

約数ペア:

[(1, 86827750), (2, 43413875), (5, 17365550), (10, 8682775), (25, 3473110), (41, 2117750), (43, 2019250), (50, 1736555), (82, 1058875), (86, 1009625), (125, 694622), (197, 440750), (205, 423550), (215, 403850), (250, 347311), (394, 220375), (410, 211775), (430, 201925), (985, 88150), (1025, 84710), (1075, 80770), (1763, 49250), (1970, 44075), (2050, 42355), (2150, 40385), (3526, 24625), (4925, 17630), (5125, 16942), (5375, 16154), (8077, 10750), (8471, 10250), (8815, 9850)]