2018722475

素因数分解:

$5^2\times 7^1\times {\mathrm{11}}^1\times {\mathrm{89}}^1\times {\mathrm{11783}}^1$

素因数の和:11900

約数の個数: 48

約数和(自身を含む): 3156226560

約数和(自身を除く): 1137504085

約数列:

[1, 5, 7, 11, 25, 35, 55, 77, 89, 175, 275, 385, 445, 623, 979, 1925, 2225, 3115, 4895, 6853, 11783, 15575, 24475, 34265, 58915, 82481, 129613, 171325, 294575, 412405, 648065, 907291, 1048687, 2062025, 3240325, 4536455, 5243435, 7340809, 11535557, 22682275, 26217175, 36704045, 57677785, 80748899, 183520225, 288388925, 403744495, 2018722475]

約数ペア:

[(1, 2018722475), (5, 403744495), (7, 288388925), (11, 183520225), (25, 80748899), (35, 57677785), (55, 36704045), (77, 26217175), (89, 22682275), (175, 11535557), (275, 7340809), (385, 5243435), (445, 4536455), (623, 3240325), (979, 2062025), (1925, 1048687), (2225, 907291), (3115, 648065), (4895, 412405), (6853, 294575), (11783, 171325), (15575, 129613), (24475, 82481), (34265, 58915)]