84457540

素因数分解:

$2^2\times 5^1\times {\mathrm{41}}^1\times {\mathrm{127}}^1\times {\mathrm{811}}^1$

素因数の和:988

約数の個数: 48

約数和(自身を含む): 183343104

約数和(自身を除く): 98885564

約数列:

[1, 2, 4, 5, 10, 20, 41, 82, 127, 164, 205, 254, 410, 508, 635, 811, 820, 1270, 1622, 2540, 3244, 4055, 5207, 8110, 10414, 16220, 20828, 26035, 33251, 52070, 66502, 102997, 104140, 133004, 166255, 205994, 332510, 411988, 514985, 665020, 1029970, 2059940, 4222877, 8445754, 16891508, 21114385, 42228770, 84457540]

約数ペア:

[(1, 84457540), (2, 42228770), (4, 21114385), (5, 16891508), (10, 8445754), (20, 4222877), (41, 2059940), (82, 1029970), (127, 665020), (164, 514985), (205, 411988), (254, 332510), (410, 205994), (508, 166255), (635, 133004), (811, 104140), (820, 102997), (1270, 66502), (1622, 52070), (2540, 33251), (3244, 26035), (4055, 20828), (5207, 16220), (8110, 10414)]