90412756

素因数分解:

$2^2\times 7^1\times {\mathrm{37}}^1\times {\mathrm{197}}^1\times {\mathrm{443}}^1$

素因数の和:688

約数の個数: 48

約数和(自身を含む): 187076736

約数和(自身を除く): 96663980

約数列:

[1, 2, 4, 7, 14, 28, 37, 74, 148, 197, 259, 394, 443, 518, 788, 886, 1036, 1379, 1772, 2758, 3101, 5516, 6202, 7289, 12404, 14578, 16391, 29156, 32782, 51023, 65564, 87271, 102046, 114737, 174542, 204092, 229474, 349084, 458948, 610897, 1221794, 2443588, 3229027, 6458054, 12916108, 22603189, 45206378, 90412756]

約数ペア:

[(1, 90412756), (2, 45206378), (4, 22603189), (7, 12916108), (14, 6458054), (28, 3229027), (37, 2443588), (74, 1221794), (148, 610897), (197, 458948), (259, 349084), (394, 229474), (443, 204092), (518, 174542), (788, 114737), (886, 102046), (1036, 87271), (1379, 65564), (1772, 51023), (2758, 32782), (3101, 29156), (5516, 16391), (6202, 14578), (7289, 12404)]