67420505

素因数分解:

$5^1\times {\mathrm{29}}^1\times {\mathrm{31}}^1\times {\mathrm{53}}^1\times {\mathrm{283}}^1$

素因数の和:401

約数の個数: 32

約数和(自身を含む): 88335360

約数和(自身を除く): 20914855

約数列:

[1, 5, 29, 31, 53, 145, 155, 265, 283, 899, 1415, 1537, 1643, 4495, 7685, 8207, 8215, 8773, 14999, 41035, 43865, 47647, 74995, 238235, 254417, 434971, 464969, 1272085, 2174855, 2324845, 13484101, 67420505]

約数ペア:

[(1, 67420505), (5, 13484101), (29, 2324845), (31, 2174855), (53, 1272085), (145, 464969), (155, 434971), (265, 254417), (283, 238235), (899, 74995), (1415, 47647), (1537, 43865), (1643, 41035), (4495, 14999), (7685, 8773), (8207, 8215)]