90857830

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{163}}^1\times {\mathrm{7963}}^1$

素因数の和:8140

約数の個数: 32

約数和(自身を含む): 188077824

約数和(自身を除く): 97219994

約数列:

[1, 2, 5, 7, 10, 14, 35, 70, 163, 326, 815, 1141, 1630, 2282, 5705, 7963, 11410, 15926, 39815, 55741, 79630, 111482, 278705, 557410, 1297969, 2595938, 6489845, 9085783, 12979690, 18171566, 45428915, 90857830]

約数ペア:

[(1, 90857830), (2, 45428915), (5, 18171566), (7, 12979690), (10, 9085783), (14, 6489845), (35, 2595938), (70, 1297969), (163, 557410), (326, 278705), (815, 111482), (1141, 79630), (1630, 55741), (2282, 39815), (5705, 15926), (7963, 11410)]