90695440

素因数分解:

$2^4\times 5^1\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{4481}}^1$

素因数の和:4528

約数の個数: 80

約数和(自身を含む): 240091776

約数和(自身を除く): 149396336

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 23, 40, 44, 46, 55, 80, 88, 92, 110, 115, 176, 184, 220, 230, 253, 368, 440, 460, 506, 880, 920, 1012, 1265, 1840, 2024, 2530, 4048, 4481, 5060, 8962, 10120, 17924, 20240, 22405, 35848, 44810, 49291, 71696, 89620, 98582, 103063, 179240, 197164, 206126, 246455, 358480, 394328, 412252, 492910, 515315, 788656, 824504, 985820, 1030630, 1133693, 1649008, 1971640, 2061260, 2267386, 3943280, 4122520, 4534772, 5668465, 8245040, 9069544, 11336930, 18139088, 22673860, 45347720, 90695440]

約数ペア:

[(1, 90695440), (2, 45347720), (4, 22673860), (5, 18139088), (8, 11336930), (10, 9069544), (11, 8245040), (16, 5668465), (20, 4534772), (22, 4122520), (23, 3943280), (40, 2267386), (44, 2061260), (46, 1971640), (55, 1649008), (80, 1133693), (88, 1030630), (92, 985820), (110, 824504), (115, 788656), (176, 515315), (184, 492910), (220, 412252), (230, 394328), (253, 358480), (368, 246455), (440, 206126), (460, 197164), (506, 179240), (880, 103063), (920, 98582), (1012, 89620), (1265, 71696), (1840, 49291), (2024, 44810), (2530, 35848), (4048, 22405), (4481, 20240), (5060, 17924), (8962, 10120)]