82013680

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{137}}^1\times {\mathrm{1069}}^1$

素因数の和:1226

約数の個数: 80

約数和(自身を含む): 219718080

約数和(自身を除く): 137704400

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 56, 70, 80, 112, 137, 140, 274, 280, 548, 560, 685, 959, 1069, 1096, 1370, 1918, 2138, 2192, 2740, 3836, 4276, 4795, 5345, 5480, 7483, 7672, 8552, 9590, 10690, 10960, 14966, 15344, 17104, 19180, 21380, 29932, 37415, 38360, 42760, 59864, 74830, 76720, 85520, 119728, 146453, 149660, 292906, 299320, 585812, 598640, 732265, 1025171, 1171624, 1464530, 2050342, 2343248, 2929060, 4100684, 5125855, 5858120, 8201368, 10251710, 11716240, 16402736, 20503420, 41006840, 82013680]

約数ペア:

[(1, 82013680), (2, 41006840), (4, 20503420), (5, 16402736), (7, 11716240), (8, 10251710), (10, 8201368), (14, 5858120), (16, 5125855), (20, 4100684), (28, 2929060), (35, 2343248), (40, 2050342), (56, 1464530), (70, 1171624), (80, 1025171), (112, 732265), (137, 598640), (140, 585812), (274, 299320), (280, 292906), (548, 149660), (560, 146453), (685, 119728), (959, 85520), (1069, 76720), (1096, 74830), (1370, 59864), (1918, 42760), (2138, 38360), (2192, 37415), (2740, 29932), (3836, 21380), (4276, 19180), (4795, 17104), (5345, 15344), (5480, 14966), (7483, 10960), (7672, 10690), (8552, 9590)]