64822940

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{35617}}^1$

素因数の和:35646

約数の個数: 48

約数和(自身を含む): 167547072

約数和(自身を除く): 102724132

約数列:

[1, 2, 4, 5, 7, 10, 13, 14, 20, 26, 28, 35, 52, 65, 70, 91, 130, 140, 182, 260, 364, 455, 910, 1820, 35617, 71234, 142468, 178085, 249319, 356170, 463021, 498638, 712340, 926042, 997276, 1246595, 1852084, 2315105, 2493190, 3241147, 4630210, 4986380, 6482294, 9260420, 12964588, 16205735, 32411470, 64822940]

約数ペア:

[(1, 64822940), (2, 32411470), (4, 16205735), (5, 12964588), (7, 9260420), (10, 6482294), (13, 4986380), (14, 4630210), (20, 3241147), (26, 2493190), (28, 2315105), (35, 1852084), (52, 1246595), (65, 997276), (70, 926042), (91, 712340), (130, 498638), (140, 463021), (182, 356170), (260, 249319), (364, 178085), (455, 142468), (910, 71234), (1820, 35617)]