1566681020

素因数分解:

$2^2\times 5^1\times {\mathrm{157}}^1\times {\mathrm{163}}^1\times {\mathrm{3061}}^1$

素因数の和:3390

約数の個数: 48

約数和(自身を含む): 3332386848

約数和(自身を除く): 1765705828

約数列:

[1, 2, 4, 5, 10, 20, 157, 163, 314, 326, 628, 652, 785, 815, 1570, 1630, 3061, 3140, 3260, 6122, 12244, 15305, 25591, 30610, 51182, 61220, 102364, 127955, 255910, 480577, 498943, 511820, 961154, 997886, 1922308, 1995772, 2402885, 2494715, 4805770, 4989430, 9611540, 9978860, 78334051, 156668102, 313336204, 391670255, 783340510, 1566681020]

約数ペア:

[(1, 1566681020), (2, 783340510), (4, 391670255), (5, 313336204), (10, 156668102), (20, 78334051), (157, 9978860), (163, 9611540), (314, 4989430), (326, 4805770), (628, 2494715), (652, 2402885), (785, 1995772), (815, 1922308), (1570, 997886), (1630, 961154), (3061, 511820), (3140, 498943), (3260, 480577), (6122, 255910), (12244, 127955), (15305, 102364), (25591, 61220), (30610, 51182)]