157225426940

素因数分解:

$2^2\times 5^1\times {\mathrm{911}}^1\times {\mathrm{971}}^1\times {\mathrm{8887}}^1$

素因数の和:10778

約数の個数: 48

約数和(自身を含む): 330913465344

約数和(自身を除く): 173688038404

約数列:

[1, 2, 4, 5, 10, 20, 911, 971, 1822, 1942, 3644, 3884, 4555, 4855, 8887, 9110, 9710, 17774, 18220, 19420, 35548, 44435, 88870, 177740, 884581, 1769162, 3538324, 4422905, 8096057, 8629277, 8845810, 16192114, 17258554, 17691620, 32384228, 34517108, 40480285, 43146385, 80960570, 86292770, 161921140, 172585540, 7861271347, 15722542694, 31445085388, 39306356735, 78612713470, 157225426940]

約数ペア:

[(1, 157225426940), (2, 78612713470), (4, 39306356735), (5, 31445085388), (10, 15722542694), (20, 7861271347), (911, 172585540), (971, 161921140), (1822, 86292770), (1942, 80960570), (3644, 43146385), (3884, 40480285), (4555, 34517108), (4855, 32384228), (8887, 17691620), (9110, 17258554), (9710, 16192114), (17774, 8845810), (18220, 8629277), (19420, 8096057), (35548, 4422905), (44435, 3538324), (88870, 1769162), (177740, 884581)]