87940960

素因数分解:

$2^5\times 5^1\times {\mathrm{23}}^2\times {\mathrm{1039}}^1$

素因数の和:1100

約数の個数: 72

約数和(自身を含む): 217395360

約数和(自身を除く): 129454400

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 23, 32, 40, 46, 80, 92, 115, 160, 184, 230, 368, 460, 529, 736, 920, 1039, 1058, 1840, 2078, 2116, 2645, 3680, 4156, 4232, 5195, 5290, 8312, 8464, 10390, 10580, 16624, 16928, 20780, 21160, 23897, 33248, 41560, 42320, 47794, 83120, 84640, 95588, 119485, 166240, 191176, 238970, 382352, 477940, 549631, 764704, 955880, 1099262, 1911760, 2198524, 2748155, 3823520, 4397048, 5496310, 8794096, 10992620, 17588192, 21985240, 43970480, 87940960]

約数ペア:

[(1, 87940960), (2, 43970480), (4, 21985240), (5, 17588192), (8, 10992620), (10, 8794096), (16, 5496310), (20, 4397048), (23, 3823520), (32, 2748155), (40, 2198524), (46, 1911760), (80, 1099262), (92, 955880), (115, 764704), (160, 549631), (184, 477940), (230, 382352), (368, 238970), (460, 191176), (529, 166240), (736, 119485), (920, 95588), (1039, 84640), (1058, 83120), (1840, 47794), (2078, 42320), (2116, 41560), (2645, 33248), (3680, 23897), (4156, 21160), (4232, 20780), (5195, 16928), (5290, 16624), (8312, 10580), (8464, 10390)]