25742940

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{79}}^1\times {\mathrm{5431}}^1$

素因数の和:5522

約数の個数: 48

約数和(自身を含む): 73006080

約数和(自身を除く): 47263140

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 79, 158, 237, 316, 395, 474, 790, 948, 1185, 1580, 2370, 4740, 5431, 10862, 16293, 21724, 27155, 32586, 54310, 65172, 81465, 108620, 162930, 325860, 429049, 858098, 1287147, 1716196, 2145245, 2574294, 4290490, 5148588, 6435735, 8580980, 12871470, 25742940]

約数ペア:

[(1, 25742940), (2, 12871470), (3, 8580980), (4, 6435735), (5, 5148588), (6, 4290490), (10, 2574294), (12, 2145245), (15, 1716196), (20, 1287147), (30, 858098), (60, 429049), (79, 325860), (158, 162930), (237, 108620), (316, 81465), (395, 65172), (474, 54310), (790, 32586), (948, 27155), (1185, 21724), (1580, 16293), (2370, 10862), (4740, 5431)]