78165040

素因数分解:

$2^4\times 5^1\times {\mathrm{23}}^2\times {\mathrm{1847}}^1$

素因数の和:1906

約数の個数: 60

約数和(自身を含む): 190081584

約数和(自身を除く): 111916544

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 23, 40, 46, 80, 92, 115, 184, 230, 368, 460, 529, 920, 1058, 1840, 1847, 2116, 2645, 3694, 4232, 5290, 7388, 8464, 9235, 10580, 14776, 18470, 21160, 29552, 36940, 42320, 42481, 73880, 84962, 147760, 169924, 212405, 339848, 424810, 679696, 849620, 977063, 1699240, 1954126, 3398480, 3908252, 4885315, 7816504, 9770630, 15633008, 19541260, 39082520, 78165040]

約数ペア:

[(1, 78165040), (2, 39082520), (4, 19541260), (5, 15633008), (8, 9770630), (10, 7816504), (16, 4885315), (20, 3908252), (23, 3398480), (40, 1954126), (46, 1699240), (80, 977063), (92, 849620), (115, 679696), (184, 424810), (230, 339848), (368, 212405), (460, 169924), (529, 147760), (920, 84962), (1058, 73880), (1840, 42481), (1847, 42320), (2116, 36940), (2645, 29552), (3694, 21160), (4232, 18470), (5290, 14776), (7388, 10580), (8464, 9235)]