80802470

素因数分解:

$2^1\times 5^1\times 7^2\times {\mathrm{103}}^1\times {\mathrm{1601}}^1$

素因数の和:1725

約数の個数: 48

約数和(自身を含む): 170939808

約数和(自身を除く): 90137338

約数列:

[1, 2, 5, 7, 10, 14, 35, 49, 70, 98, 103, 206, 245, 490, 515, 721, 1030, 1442, 1601, 3202, 3605, 5047, 7210, 8005, 10094, 11207, 16010, 22414, 25235, 50470, 56035, 78449, 112070, 156898, 164903, 329806, 392245, 784490, 824515, 1154321, 1649030, 2308642, 5771605, 8080247, 11543210, 16160494, 40401235, 80802470]

約数ペア:

[(1, 80802470), (2, 40401235), (5, 16160494), (7, 11543210), (10, 8080247), (14, 5771605), (35, 2308642), (49, 1649030), (70, 1154321), (98, 824515), (103, 784490), (206, 392245), (245, 329806), (490, 164903), (515, 156898), (721, 112070), (1030, 78449), (1442, 56035), (1601, 50470), (3202, 25235), (3605, 22414), (5047, 16010), (7210, 11207), (8005, 10094)]