85806875

素因数分解:

$5^4\times 7^1\times {\mathrm{11}}^1\times {\mathrm{1783}}^1$

素因数の和:1821

約数の個数: 40

約数和(自身を含む): 133757184

約数和(自身を除く): 47950309

約数列:

[1, 5, 7, 11, 25, 35, 55, 77, 125, 175, 275, 385, 625, 875, 1375, 1783, 1925, 4375, 6875, 8915, 9625, 12481, 19613, 44575, 48125, 62405, 98065, 137291, 222875, 312025, 490325, 686455, 1114375, 1560125, 2451625, 3432275, 7800625, 12258125, 17161375, 85806875]

約数ペア:

[(1, 85806875), (5, 17161375), (7, 12258125), (11, 7800625), (25, 3432275), (35, 2451625), (55, 1560125), (77, 1114375), (125, 686455), (175, 490325), (275, 312025), (385, 222875), (625, 137291), (875, 98065), (1375, 62405), (1783, 48125), (1925, 44575), (4375, 19613), (6875, 12481), (8915, 9625)]