80940756

素因数分解:

$2^2\times 3^1\times {\mathrm{13}}^1\times {\mathrm{37}}^2\times {\mathrm{379}}^1$

素因数の和:473

約数の個数: 72

約数和(自身を含む): 209586720

約数和(自身を除く): 128645964

約数列:

[1, 2, 3, 4, 6, 12, 13, 26, 37, 39, 52, 74, 78, 111, 148, 156, 222, 379, 444, 481, 758, 962, 1137, 1369, 1443, 1516, 1924, 2274, 2738, 2886, 4107, 4548, 4927, 5476, 5772, 8214, 9854, 14023, 14781, 16428, 17797, 19708, 28046, 29562, 35594, 42069, 53391, 56092, 59124, 71188, 84138, 106782, 168276, 182299, 213564, 364598, 518851, 546897, 729196, 1037702, 1093794, 1556553, 2075404, 2187588, 3113106, 6226212, 6745063, 13490126, 20235189, 26980252, 40470378, 80940756]

約数ペア:

[(1, 80940756), (2, 40470378), (3, 26980252), (4, 20235189), (6, 13490126), (12, 6745063), (13, 6226212), (26, 3113106), (37, 2187588), (39, 2075404), (52, 1556553), (74, 1093794), (78, 1037702), (111, 729196), (148, 546897), (156, 518851), (222, 364598), (379, 213564), (444, 182299), (481, 168276), (758, 106782), (962, 84138), (1137, 71188), (1369, 59124), (1443, 56092), (1516, 53391), (1924, 42069), (2274, 35594), (2738, 29562), (2886, 28046), (4107, 19708), (4548, 17797), (4927, 16428), (5476, 14781), (5772, 14023), (8214, 9854)]