133079480

素因数分解:

$2^3\times 5^1\times {\mathrm{157}}^1\times {\mathrm{21191}}^1$

素因数の和:21359

約数の個数: 32

約数和(自身を含む): 301350240

約数和(自身を除く): 168270760

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 157, 314, 628, 785, 1256, 1570, 3140, 6280, 21191, 42382, 84764, 105955, 169528, 211910, 423820, 847640, 3326987, 6653974, 13307948, 16634935, 26615896, 33269870, 66539740, 133079480]

約数ペア:

[(1, 133079480), (2, 66539740), (4, 33269870), (5, 26615896), (8, 16634935), (10, 13307948), (20, 6653974), (40, 3326987), (157, 847640), (314, 423820), (628, 211910), (785, 169528), (1256, 105955), (1570, 84764), (3140, 42382), (6280, 21191)]