89839640

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{73}}^1\times {\mathrm{2797}}^1$

素因数の和:2892

約数の個数: 64

約数和(自身を含む): 223616160

約数和(自身を除く): 133776520

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 40, 44, 55, 73, 88, 110, 146, 220, 292, 365, 440, 584, 730, 803, 1460, 1606, 2797, 2920, 3212, 4015, 5594, 6424, 8030, 11188, 13985, 16060, 22376, 27970, 30767, 32120, 55940, 61534, 111880, 123068, 153835, 204181, 246136, 307670, 408362, 615340, 816724, 1020905, 1230680, 1633448, 2041810, 2245991, 4083620, 4491982, 8167240, 8983964, 11229955, 17967928, 22459910, 44919820, 89839640]

約数ペア:

[(1, 89839640), (2, 44919820), (4, 22459910), (5, 17967928), (8, 11229955), (10, 8983964), (11, 8167240), (20, 4491982), (22, 4083620), (40, 2245991), (44, 2041810), (55, 1633448), (73, 1230680), (88, 1020905), (110, 816724), (146, 615340), (220, 408362), (292, 307670), (365, 246136), (440, 204181), (584, 153835), (730, 123068), (803, 111880), (1460, 61534), (1606, 55940), (2797, 32120), (2920, 30767), (3212, 27970), (4015, 22376), (5594, 16060), (6424, 13985), (8030, 11188)]