201287290

素因数分解:

$2^1\times 5^1\times {\mathrm{139}}^1\times {\mathrm{179}}^1\times {\mathrm{809}}^1$

素因数の和:1134

約数の個数: 32

約数和(自身を含む): 367416000

約数和(自身を除く): 166128710

約数列:

[1, 2, 5, 10, 139, 179, 278, 358, 695, 809, 895, 1390, 1618, 1790, 4045, 8090, 24881, 49762, 112451, 124405, 144811, 224902, 248810, 289622, 562255, 724055, 1124510, 1448110, 20128729, 40257458, 100643645, 201287290]

約数ペア:

[(1, 201287290), (2, 100643645), (5, 40257458), (10, 20128729), (139, 1448110), (179, 1124510), (278, 724055), (358, 562255), (695, 289622), (809, 248810), (895, 224902), (1390, 144811), (1618, 124405), (1790, 112451), (4045, 49762), (8090, 24881)]