79181660

素因数分解:

$2^2\times 5^1\times {\mathrm{41}}^1\times {\mathrm{61}}^1\times {\mathrm{1583}}^1$

素因数の和:1694

約数の個数: 48

約数和(自身を含む): 173238912

約数和(自身を除く): 94057252

約数列:

[1, 2, 4, 5, 10, 20, 41, 61, 82, 122, 164, 205, 244, 305, 410, 610, 820, 1220, 1583, 2501, 3166, 5002, 6332, 7915, 10004, 12505, 15830, 25010, 31660, 50020, 64903, 96563, 129806, 193126, 259612, 324515, 386252, 482815, 649030, 965630, 1298060, 1931260, 3959083, 7918166, 15836332, 19795415, 39590830, 79181660]

約数ペア:

[(1, 79181660), (2, 39590830), (4, 19795415), (5, 15836332), (10, 7918166), (20, 3959083), (41, 1931260), (61, 1298060), (82, 965630), (122, 649030), (164, 482815), (205, 386252), (244, 324515), (305, 259612), (410, 193126), (610, 129806), (820, 96563), (1220, 64903), (1583, 50020), (2501, 31660), (3166, 25010), (5002, 15830), (6332, 12505), (7915, 10004)]