69631216

素因数分解:

$2^4\times {\mathrm{131}}^1\times {\mathrm{139}}^1\times {\mathrm{239}}^1$

素因数の和:517

約数の個数: 40

約数和(自身を含む): 137491200

約数和(自身を除く): 67859984

約数列:

[1, 2, 4, 8, 16, 131, 139, 239, 262, 278, 478, 524, 556, 956, 1048, 1112, 1912, 2096, 2224, 3824, 18209, 31309, 33221, 36418, 62618, 66442, 72836, 125236, 132884, 145672, 250472, 265768, 291344, 500944, 531536, 4351951, 8703902, 17407804, 34815608, 69631216]

約数ペア:

[(1, 69631216), (2, 34815608), (4, 17407804), (8, 8703902), (16, 4351951), (131, 531536), (139, 500944), (239, 291344), (262, 265768), (278, 250472), (478, 145672), (524, 132884), (556, 125236), (956, 72836), (1048, 66442), (1112, 62618), (1912, 36418), (2096, 33221), (2224, 31309), (3824, 18209)]