1617456890

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{19}}^2\times {\mathrm{64007}}^1$

素因数の和:64059

約数の個数: 48

約数和(自身を含む): 3511734912

約数和(自身を除く): 1894278022

約数列:

[1, 2, 5, 7, 10, 14, 19, 35, 38, 70, 95, 133, 190, 266, 361, 665, 722, 1330, 1805, 2527, 3610, 5054, 12635, 25270, 64007, 128014, 320035, 448049, 640070, 896098, 1216133, 2240245, 2432266, 4480490, 6080665, 8512931, 12161330, 17025862, 23106527, 42564655, 46213054, 85129310, 115532635, 161745689, 231065270, 323491378, 808728445, 1617456890]

約数ペア:

[(1, 1617456890), (2, 808728445), (5, 323491378), (7, 231065270), (10, 161745689), (14, 115532635), (19, 85129310), (35, 46213054), (38, 42564655), (70, 23106527), (95, 17025862), (133, 12161330), (190, 8512931), (266, 6080665), (361, 4480490), (665, 2432266), (722, 2240245), (1330, 1216133), (1805, 896098), (2527, 640070), (3610, 448049), (5054, 320035), (12635, 128014), (25270, 64007)]