20158650065

素因数分解:

$5^1\times {\mathrm{17}}^1\times {\mathrm{59}}^1\times {\mathrm{157}}^1\times {\mathrm{25603}}^1$

素因数の和:25841

約数の個数: 32

約数和(自身を含む): 26214399360

約数和(自身を除く): 6055749295

約数列:

[1, 5, 17, 59, 85, 157, 295, 785, 1003, 2669, 5015, 9263, 13345, 25603, 46315, 128015, 157471, 435251, 787355, 1510577, 2176255, 4019671, 7552885, 20098355, 25679809, 68334407, 128399045, 237160589, 341672035, 1185802945, 4031730013, 20158650065]

約数ペア:

[(1, 20158650065), (5, 4031730013), (17, 1185802945), (59, 341672035), (85, 237160589), (157, 128399045), (295, 68334407), (785, 25679809), (1003, 20098355), (2669, 7552885), (5015, 4019671), (9263, 2176255), (13345, 1510577), (25603, 787355), (46315, 435251), (128015, 157471)]