20161497850

素因数分解:

$2^1\times 5^2\times {\mathrm{13}}^1\times {\mathrm{41}}^1\times {\mathrm{173}}^1\times {\mathrm{4373}}^1$

素因数の和:4612

約数の個数: 96

約数和(自身を含む): 41618679984

約数和(自身を除く): 21457182134

約数列:

[1, 2, 5, 10, 13, 25, 26, 41, 50, 65, 82, 130, 173, 205, 325, 346, 410, 533, 650, 865, 1025, 1066, 1730, 2050, 2249, 2665, 4325, 4373, 4498, 5330, 7093, 8650, 8746, 11245, 13325, 14186, 21865, 22490, 26650, 35465, 43730, 56225, 56849, 70930, 92209, 109325, 112450, 113698, 177325, 179293, 184418, 218650, 284245, 354650, 358586, 461045, 568490, 756529, 896465, 922090, 1421225, 1513058, 1792930, 2305225, 2330809, 2842450, 3782645, 4482325, 4610450, 4661618, 7565290, 8964650, 9834877, 11654045, 18913225, 19669754, 23308090, 31017689, 37826450, 49174385, 58270225, 62035378, 98348770, 116540450, 155088445, 245871925, 310176890, 403229957, 491743850, 775442225, 806459914, 1550884450, 2016149785, 4032299570, 10080748925, 20161497850]

約数ペア:

[(1, 20161497850), (2, 10080748925), (5, 4032299570), (10, 2016149785), (13, 1550884450), (25, 806459914), (26, 775442225), (41, 491743850), (50, 403229957), (65, 310176890), (82, 245871925), (130, 155088445), (173, 116540450), (205, 98348770), (325, 62035378), (346, 58270225), (410, 49174385), (533, 37826450), (650, 31017689), (865, 23308090), (1025, 19669754), (1066, 18913225), (1730, 11654045), (2050, 9834877), (2249, 8964650), (2665, 7565290), (4325, 4661618), (4373, 4610450), (4498, 4482325), (5330, 3782645), (7093, 2842450), (8650, 2330809), (8746, 2305225), (11245, 1792930), (13325, 1513058), (14186, 1421225), (21865, 922090), (22490, 896465), (26650, 756529), (35465, 568490), (43730, 461045), (56225, 358586), (56849, 354650), (70930, 284245), (92209, 218650), (109325, 184418), (112450, 179293), (113698, 177325)]