158585980

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{131}}^1\times {\mathrm{8647}}^1$

素因数の和:8794

約数の個数: 48

約数和(自身を含む): 383556096

約数和(自身を除く): 224970116

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 131, 140, 262, 524, 655, 917, 1310, 1834, 2620, 3668, 4585, 8647, 9170, 17294, 18340, 34588, 43235, 60529, 86470, 121058, 172940, 242116, 302645, 605290, 1132757, 1210580, 2265514, 4531028, 5663785, 7929299, 11327570, 15858598, 22655140, 31717196, 39646495, 79292990, 158585980]

約数ペア:

[(1, 158585980), (2, 79292990), (4, 39646495), (5, 31717196), (7, 22655140), (10, 15858598), (14, 11327570), (20, 7929299), (28, 5663785), (35, 4531028), (70, 2265514), (131, 1210580), (140, 1132757), (262, 605290), (524, 302645), (655, 242116), (917, 172940), (1310, 121058), (1834, 86470), (2620, 60529), (3668, 43235), (4585, 34588), (8647, 18340), (9170, 17294)]