71314760

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{162079}}^1$

素因数の和:162101

約数の個数: 32

約数和(自身を含む): 175046400

約数和(自身を除く): 103731640

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 40, 44, 55, 88, 110, 220, 440, 162079, 324158, 648316, 810395, 1296632, 1620790, 1782869, 3241580, 3565738, 6483160, 7131476, 8914345, 14262952, 17828690, 35657380, 71314760]

約数ペア:

[(1, 71314760), (2, 35657380), (4, 17828690), (5, 14262952), (8, 8914345), (10, 7131476), (11, 6483160), (20, 3565738), (22, 3241580), (40, 1782869), (44, 1620790), (55, 1296632), (88, 810395), (110, 648316), (220, 324158), (440, 162079)]