53539420

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{397}}^1\times {\mathrm{613}}^1$

素因数の和:1030

約数の個数: 48

約数和(自身を含む): 123163488

約数和(自身を除く): 69624068

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 110, 220, 397, 613, 794, 1226, 1588, 1985, 2452, 3065, 3970, 4367, 6130, 6743, 7940, 8734, 12260, 13486, 17468, 21835, 26972, 33715, 43670, 67430, 87340, 134860, 243361, 486722, 973444, 1216805, 2433610, 2676971, 4867220, 5353942, 10707884, 13384855, 26769710, 53539420]

約数ペア:

[(1, 53539420), (2, 26769710), (4, 13384855), (5, 10707884), (10, 5353942), (11, 4867220), (20, 2676971), (22, 2433610), (44, 1216805), (55, 973444), (110, 486722), (220, 243361), (397, 134860), (613, 87340), (794, 67430), (1226, 43670), (1588, 33715), (1985, 26972), (2452, 21835), (3065, 17468), (3970, 13486), (4367, 12260), (6130, 8734), (6743, 7940)]