81707030

素因数分解:

$2^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{457}}^1\times {\mathrm{941}}^1$

素因数の和:1424

約数の個数: 32

約数和(自身を含む): 155316960

約数和(自身を除く): 73609930

約数列:

[1, 2, 5, 10, 19, 38, 95, 190, 457, 914, 941, 1882, 2285, 4570, 4705, 8683, 9410, 17366, 17879, 35758, 43415, 86830, 89395, 178790, 430037, 860074, 2150185, 4300370, 8170703, 16341406, 40853515, 81707030]

約数ペア:

[(1, 81707030), (2, 40853515), (5, 16341406), (10, 8170703), (19, 4300370), (38, 2150185), (95, 860074), (190, 430037), (457, 178790), (914, 89395), (941, 86830), (1882, 43415), (2285, 35758), (4570, 17879), (4705, 17366), (8683, 9410)]