91009930

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{43}}^1\times {\mathrm{71}}^1\times {\mathrm{271}}^1$

素因数の和:403

約数の個数: 64

約数和(自身を含む): 186126336

約数和(自身を除く): 95116406

約数列:

[1, 2, 5, 10, 11, 22, 43, 55, 71, 86, 110, 142, 215, 271, 355, 430, 473, 542, 710, 781, 946, 1355, 1562, 2365, 2710, 2981, 3053, 3905, 4730, 5962, 6106, 7810, 11653, 14905, 15265, 19241, 23306, 29810, 30530, 33583, 38482, 58265, 67166, 96205, 116530, 128183, 167915, 192410, 211651, 256366, 335830, 423302, 640915, 827363, 1058255, 1281830, 1654726, 2116510, 4136815, 8273630, 9100993, 18201986, 45504965, 91009930]

約数ペア:

[(1, 91009930), (2, 45504965), (5, 18201986), (10, 9100993), (11, 8273630), (22, 4136815), (43, 2116510), (55, 1654726), (71, 1281830), (86, 1058255), (110, 827363), (142, 640915), (215, 423302), (271, 335830), (355, 256366), (430, 211651), (473, 192410), (542, 167915), (710, 128183), (781, 116530), (946, 96205), (1355, 67166), (1562, 58265), (2365, 38482), (2710, 33583), (2981, 30530), (3053, 29810), (3905, 23306), (4730, 19241), (5962, 15265), (6106, 14905), (7810, 11653)]