80268968

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{83}}^1\times {\mathrm{547}}^1$

素因数の和:666

約数の個数: 64

約数和(自身を含む): 174000960

約数和(自身を除く): 93731992

約数列:

[1, 2, 4, 8, 13, 17, 26, 34, 52, 68, 83, 104, 136, 166, 221, 332, 442, 547, 664, 884, 1079, 1094, 1411, 1768, 2158, 2188, 2822, 4316, 4376, 5644, 7111, 8632, 9299, 11288, 14222, 18343, 18598, 28444, 36686, 37196, 45401, 56888, 73372, 74392, 90802, 120887, 146744, 181604, 241774, 363208, 483548, 590213, 771817, 967096, 1180426, 1543634, 2360852, 3087268, 4721704, 6174536, 10033621, 20067242, 40134484, 80268968]

約数ペア:

[(1, 80268968), (2, 40134484), (4, 20067242), (8, 10033621), (13, 6174536), (17, 4721704), (26, 3087268), (34, 2360852), (52, 1543634), (68, 1180426), (83, 967096), (104, 771817), (136, 590213), (166, 483548), (221, 363208), (332, 241774), (442, 181604), (547, 146744), (664, 120887), (884, 90802), (1079, 74392), (1094, 73372), (1411, 56888), (1768, 45401), (2158, 37196), (2188, 36686), (2822, 28444), (4316, 18598), (4376, 18343), (5644, 14222), (7111, 11288), (8632, 9299)]