200909485

素因数分解:

$5^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{53}}^1\times {\mathrm{277}}^1$

素因数の和:382

約数の個数: 64

約数和(自身を含む): 311288832

約数和(自身を除く): 110379347

約数列:

[1, 5, 7, 17, 23, 35, 53, 85, 115, 119, 161, 265, 277, 371, 391, 595, 805, 901, 1219, 1385, 1855, 1939, 1955, 2737, 4505, 4709, 6095, 6307, 6371, 8533, 9695, 13685, 14681, 20723, 23545, 31535, 31855, 32963, 42665, 44597, 73405, 102767, 103615, 108307, 145061, 164815, 222985, 249577, 337663, 513835, 541535, 725305, 758149, 1247885, 1688315, 1747039, 2363641, 3790745, 5740271, 8735195, 11818205, 28701355, 40181897, 200909485]

約数ペア:

[(1, 200909485), (5, 40181897), (7, 28701355), (17, 11818205), (23, 8735195), (35, 5740271), (53, 3790745), (85, 2363641), (115, 1747039), (119, 1688315), (161, 1247885), (265, 758149), (277, 725305), (371, 541535), (391, 513835), (595, 337663), (805, 249577), (901, 222985), (1219, 164815), (1385, 145061), (1855, 108307), (1939, 103615), (1955, 102767), (2737, 73405), (4505, 44597), (4709, 42665), (6095, 32963), (6307, 31855), (6371, 31535), (8533, 23545), (9695, 20723), (13685, 14681)]