27127480

素因数分解:

$2^3\times 5^1\times {\mathrm{31}}^1\times {\mathrm{131}}^1\times {\mathrm{167}}^1$

素因数の和:340

約数の個数: 64

約数和(自身を含む): 63866880

約数和(自身を除く): 36739400

約数列:

[1, 2, 4, 5, 8, 10, 20, 31, 40, 62, 124, 131, 155, 167, 248, 262, 310, 334, 524, 620, 655, 668, 835, 1048, 1240, 1310, 1336, 1670, 2620, 3340, 4061, 5177, 5240, 6680, 8122, 10354, 16244, 20305, 20708, 21877, 25885, 32488, 40610, 41416, 43754, 51770, 81220, 87508, 103540, 109385, 162440, 175016, 207080, 218770, 437540, 678187, 875080, 1356374, 2712748, 3390935, 5425496, 6781870, 13563740, 27127480]

約数ペア:

[(1, 27127480), (2, 13563740), (4, 6781870), (5, 5425496), (8, 3390935), (10, 2712748), (20, 1356374), (31, 875080), (40, 678187), (62, 437540), (124, 218770), (131, 207080), (155, 175016), (167, 162440), (248, 109385), (262, 103540), (310, 87508), (334, 81220), (524, 51770), (620, 43754), (655, 41416), (668, 40610), (835, 32488), (1048, 25885), (1240, 21877), (1310, 20708), (1336, 20305), (1670, 16244), (2620, 10354), (3340, 8122), (4061, 6680), (5177, 5240)]