81655010

素因数分解:

$2^1\times 5^1\times {\mathrm{29}}^1\times {\mathrm{271}}^1\times {\mathrm{1039}}^1$

素因数の和:1346

約数の個数: 32

約数和(自身を含む): 152755200

約数和(自身を除く): 71100190

約数列:

[1, 2, 5, 10, 29, 58, 145, 271, 290, 542, 1039, 1355, 2078, 2710, 5195, 7859, 10390, 15718, 30131, 39295, 60262, 78590, 150655, 281569, 301310, 563138, 1407845, 2815690, 8165501, 16331002, 40827505, 81655010]

約数ペア:

[(1, 81655010), (2, 40827505), (5, 16331002), (10, 8165501), (29, 2815690), (58, 1407845), (145, 563138), (271, 301310), (290, 281569), (542, 150655), (1039, 78590), (1355, 60262), (2078, 39295), (2710, 30131), (5195, 15718), (7859, 10390)]