80442740

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{433}}^1\times {\mathrm{1327}}^1$

素因数の和:1776

約数の個数: 48

約数和(自身を含む): 193654272

約数和(自身を除く): 113211532

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 433, 866, 1327, 1732, 2165, 2654, 3031, 4330, 5308, 6062, 6635, 8660, 9289, 12124, 13270, 15155, 18578, 26540, 30310, 37156, 46445, 60620, 92890, 185780, 574591, 1149182, 2298364, 2872955, 4022137, 5745910, 8044274, 11491820, 16088548, 20110685, 40221370, 80442740]

約数ペア:

[(1, 80442740), (2, 40221370), (4, 20110685), (5, 16088548), (7, 11491820), (10, 8044274), (14, 5745910), (20, 4022137), (28, 2872955), (35, 2298364), (70, 1149182), (140, 574591), (433, 185780), (866, 92890), (1327, 60620), (1732, 46445), (2165, 37156), (2654, 30310), (3031, 26540), (4330, 18578), (5308, 15155), (6062, 13270), (6635, 12124), (8660, 9289)]