81935210

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{43}}^1\times {\mathrm{163}}^1\times {\mathrm{167}}^1$

素因数の和:387

約数の個数: 64

約数和(自身を含む): 174569472

約数和(自身を除く): 92634262

約数列:

[1, 2, 5, 7, 10, 14, 35, 43, 70, 86, 163, 167, 215, 301, 326, 334, 430, 602, 815, 835, 1141, 1169, 1505, 1630, 1670, 2282, 2338, 3010, 5705, 5845, 7009, 7181, 11410, 11690, 14018, 14362, 27221, 35045, 35905, 49063, 50267, 54442, 70090, 71810, 98126, 100534, 136105, 190547, 245315, 251335, 272210, 381094, 490630, 502670, 952735, 1170503, 1905470, 2341006, 5852515, 8193521, 11705030, 16387042, 40967605, 81935210]

約数ペア:

[(1, 81935210), (2, 40967605), (5, 16387042), (7, 11705030), (10, 8193521), (14, 5852515), (35, 2341006), (43, 1905470), (70, 1170503), (86, 952735), (163, 502670), (167, 490630), (215, 381094), (301, 272210), (326, 251335), (334, 245315), (430, 190547), (602, 136105), (815, 100534), (835, 98126), (1141, 71810), (1169, 70090), (1505, 54442), (1630, 50267), (1670, 49063), (2282, 35905), (2338, 35045), (3010, 27221), (5705, 14362), (5845, 14018), (7009, 11690), (7181, 11410)]