155531495

素因数分解:

$5^1\times 7^1\times {\mathrm{29}}^1\times {\mathrm{31}}^1\times {\mathrm{4943}}^1$

素因数の和:5015

約数の個数: 32

約数和(自身を含む): 227819520

約数和(自身を除く): 72288025

約数列:

[1, 5, 7, 29, 31, 35, 145, 155, 203, 217, 899, 1015, 1085, 4495, 4943, 6293, 24715, 31465, 34601, 143347, 153233, 173005, 716735, 766165, 1003429, 1072631, 4443757, 5017145, 5363155, 22218785, 31106299, 155531495]

約数ペア:

[(1, 155531495), (5, 31106299), (7, 22218785), (29, 5363155), (31, 5017145), (35, 4443757), (145, 1072631), (155, 1003429), (203, 766165), (217, 716735), (899, 173005), (1015, 153233), (1085, 143347), (4495, 34601), (4943, 31465), (6293, 24715)]