1613302280

素因数分解:

$2^3\times 5^1\times {\mathrm{163}}^1\times {\mathrm{247439}}^1$

素因数の和:247613

約数の個数: 32

約数和(自身を含む): 3652214400

約数和(自身を除く): 2038912120

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 163, 326, 652, 815, 1304, 1630, 3260, 6520, 247439, 494878, 989756, 1237195, 1979512, 2474390, 4948780, 9897560, 40332557, 80665114, 161330228, 201662785, 322660456, 403325570, 806651140, 1613302280]

約数ペア:

[(1, 1613302280), (2, 806651140), (4, 403325570), (5, 322660456), (8, 201662785), (10, 161330228), (20, 80665114), (40, 40332557), (163, 9897560), (326, 4948780), (652, 2474390), (815, 1979512), (1304, 1237195), (1630, 989756), (3260, 494878), (6520, 247439)]