220128055

素因数分解:

$5^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{31}}^1\times {\mathrm{8821}}^1$

素因数の和:8887

約数の個数: 32

約数和(自身を含む): 325214208

約数和(自身を除く): 105086153

約数列:

[1, 5, 7, 23, 31, 35, 115, 155, 161, 217, 713, 805, 1085, 3565, 4991, 8821, 24955, 44105, 61747, 202883, 273451, 308735, 1014415, 1367255, 1420181, 1914157, 6289373, 7100905, 9570785, 31446865, 44025611, 220128055]

約数ペア:

[(1, 220128055), (5, 44025611), (7, 31446865), (23, 9570785), (31, 7100905), (35, 6289373), (115, 1914157), (155, 1420181), (161, 1367255), (217, 1014415), (713, 308735), (805, 273451), (1085, 202883), (3565, 61747), (4991, 44105), (8821, 24955)]