177495830

素因数分解:

$2^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{43}}^1\times {\mathrm{131}}^1\times {\mathrm{137}}^1$

素因数の和:341

約数の個数: 64

約数和(自身を含む): 346249728

約数和(自身を除く): 168753898

約数列:

[1, 2, 5, 10, 23, 43, 46, 86, 115, 131, 137, 215, 230, 262, 274, 430, 655, 685, 989, 1310, 1370, 1978, 3013, 3151, 4945, 5633, 5891, 6026, 6302, 9890, 11266, 11782, 15065, 15755, 17947, 28165, 29455, 30130, 31510, 35894, 56330, 58910, 89735, 129559, 135493, 179470, 259118, 270986, 412781, 647795, 677465, 771721, 825562, 1295590, 1354930, 1543442, 2063905, 3858605, 4127810, 7717210, 17749583, 35499166, 88747915, 177495830]

約数ペア:

[(1, 177495830), (2, 88747915), (5, 35499166), (10, 17749583), (23, 7717210), (43, 4127810), (46, 3858605), (86, 2063905), (115, 1543442), (131, 1354930), (137, 1295590), (215, 825562), (230, 771721), (262, 677465), (274, 647795), (430, 412781), (655, 270986), (685, 259118), (989, 179470), (1310, 135493), (1370, 129559), (1978, 89735), (3013, 58910), (3151, 56330), (4945, 35894), (5633, 31510), (5891, 30130), (6026, 29455), (6302, 28165), (9890, 17947), (11266, 15755), (11782, 15065)]