401560792

素因数分解:

$2^3\times {\mathrm{79}}^1\times {\mathrm{127}}^1\times {\mathrm{5003}}^1$

素因数の和:5215

約数の個数: 32

約数和(自身を含む): 768614400

約数和(自身を除く): 367053608

約数列:

[1, 2, 4, 8, 79, 127, 158, 254, 316, 508, 632, 1016, 5003, 10006, 10033, 20012, 20066, 40024, 40132, 80264, 395237, 635381, 790474, 1270762, 1580948, 2541524, 3161896, 5083048, 50195099, 100390198, 200780396, 401560792]

約数ペア:

[(1, 401560792), (2, 200780396), (4, 100390198), (8, 50195099), (79, 5083048), (127, 3161896), (158, 2541524), (254, 1580948), (316, 1270762), (508, 790474), (632, 635381), (1016, 395237), (5003, 80264), (10006, 40132), (10033, 40024), (20012, 20066)]