81384090

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{37}}^1\times {\mathrm{157}}^1\times {\mathrm{467}}^1$

素因数の和:671

約数の個数: 64

約数和(自身を含む): 202310784

約数和(自身を除く): 120926694

約数列:

[1, 2, 3, 5, 6, 10, 15, 30, 37, 74, 111, 157, 185, 222, 314, 370, 467, 471, 555, 785, 934, 942, 1110, 1401, 1570, 2335, 2355, 2802, 4670, 4710, 5809, 7005, 11618, 14010, 17279, 17427, 29045, 34558, 34854, 51837, 58090, 73319, 86395, 87135, 103674, 146638, 172790, 174270, 219957, 259185, 366595, 439914, 518370, 733190, 1099785, 2199570, 2712803, 5425606, 8138409, 13564015, 16276818, 27128030, 40692045, 81384090]

約数ペア:

[(1, 81384090), (2, 40692045), (3, 27128030), (5, 16276818), (6, 13564015), (10, 8138409), (15, 5425606), (30, 2712803), (37, 2199570), (74, 1099785), (111, 733190), (157, 518370), (185, 439914), (222, 366595), (314, 259185), (370, 219957), (467, 174270), (471, 172790), (555, 146638), (785, 103674), (934, 87135), (942, 86395), (1110, 73319), (1401, 58090), (1570, 51837), (2335, 34854), (2355, 34558), (2802, 29045), (4670, 17427), (4710, 17279), (5809, 14010), (7005, 11618)]