128230405

素因数分解:

$5^1\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{107}}^1\times {\mathrm{613}}^1$

素因数の和:765

約数の個数: 32

約数和(自身を含む): 171880704

約数和(自身を除く): 43650299

約数列:

[1, 5, 17, 23, 85, 107, 115, 391, 535, 613, 1819, 1955, 2461, 3065, 9095, 10421, 12305, 14099, 41837, 52105, 65591, 70495, 209185, 239683, 327955, 1115047, 1198415, 1508593, 5575235, 7542965, 25646081, 128230405]

約数ペア:

[(1, 128230405), (5, 25646081), (17, 7542965), (23, 5575235), (85, 1508593), (107, 1198415), (115, 1115047), (391, 327955), (535, 239683), (613, 209185), (1819, 70495), (1955, 65591), (2461, 52105), (3065, 41837), (9095, 14099), (10421, 12305)]