81553312

素因数分解:

$2^5\times {\mathrm{31}}^1\times {\mathrm{229}}^1\times {\mathrm{359}}^1$

素因数の和:629

約数の個数: 48

約数和(自身を含む): 166924800

約数和(自身を除く): 85371488

約数列:

[1, 2, 4, 8, 16, 31, 32, 62, 124, 229, 248, 359, 458, 496, 718, 916, 992, 1436, 1832, 2872, 3664, 5744, 7099, 7328, 11129, 11488, 14198, 22258, 28396, 44516, 56792, 82211, 89032, 113584, 164422, 178064, 227168, 328844, 356128, 657688, 1315376, 2548541, 2630752, 5097082, 10194164, 20388328, 40776656, 81553312]

約数ペア:

[(1, 81553312), (2, 40776656), (4, 20388328), (8, 10194164), (16, 5097082), (31, 2630752), (32, 2548541), (62, 1315376), (124, 657688), (229, 356128), (248, 328844), (359, 227168), (458, 178064), (496, 164422), (718, 113584), (916, 89032), (992, 82211), (1436, 56792), (1832, 44516), (2872, 28396), (3664, 22258), (5744, 14198), (7099, 11488), (7328, 11129)]