290411255

素因数分解:

$5^1\times {\mathrm{17}}^1\times {\mathrm{31}}^1\times {\mathrm{307}}^1\times {\mathrm{359}}^1$

素因数の和:719

約数の個数: 32

約数和(自身を含む): 383201280

約数和(自身を除く): 92790025

約数列:

[1, 5, 17, 31, 85, 155, 307, 359, 527, 1535, 1795, 2635, 5219, 6103, 9517, 11129, 26095, 30515, 47585, 55645, 110213, 161789, 189193, 551065, 808945, 945965, 1873621, 3416603, 9368105, 17083015, 58082251, 290411255]

約数ペア:

[(1, 290411255), (5, 58082251), (17, 17083015), (31, 9368105), (85, 3416603), (155, 1873621), (307, 945965), (359, 808945), (527, 551065), (1535, 189193), (1795, 161789), (2635, 110213), (5219, 55645), (6103, 47585), (9517, 30515), (11129, 26095)]