85616360

素因数分解:

$2^3\times 5^1\times {\mathrm{131}}^1\times {\mathrm{16339}}^1$

素因数の和:16481

約数の個数: 32

約数和(自身を含む): 194119200

約数和(自身を除く): 108502840

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 131, 262, 524, 655, 1048, 1310, 2620, 5240, 16339, 32678, 65356, 81695, 130712, 163390, 326780, 653560, 2140409, 4280818, 8561636, 10702045, 17123272, 21404090, 42808180, 85616360]

約数ペア:

[(1, 85616360), (2, 42808180), (4, 21404090), (5, 17123272), (8, 10702045), (10, 8561636), (20, 4280818), (40, 2140409), (131, 653560), (262, 326780), (524, 163390), (655, 130712), (1048, 81695), (1310, 65356), (2620, 32678), (5240, 16339)]