131361080

素因数分解:

$2^3\times 5^1\times {\mathrm{137}}^1\times {\mathrm{23971}}^1$

素因数の和:24119

約数の個数: 32

約数和(自身を含む): 297732240

約数和(自身を除く): 166371160

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 137, 274, 548, 685, 1096, 1370, 2740, 5480, 23971, 47942, 95884, 119855, 191768, 239710, 479420, 958840, 3284027, 6568054, 13136108, 16420135, 26272216, 32840270, 65680540, 131361080]

約数ペア:

[(1, 131361080), (2, 65680540), (4, 32840270), (5, 26272216), (8, 16420135), (10, 13136108), (20, 6568054), (40, 3284027), (137, 958840), (274, 479420), (548, 239710), (685, 191768), (1096, 119855), (1370, 95884), (2740, 47942), (5480, 23971)]