7725080

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{97}}^1\times {\mathrm{181}}^1$

素因数の和:300

約数の個数: 64

約数和(自身を含む): 19262880

約数和(自身を除く): 11537800

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 40, 44, 55, 88, 97, 110, 181, 194, 220, 362, 388, 440, 485, 724, 776, 905, 970, 1067, 1448, 1810, 1940, 1991, 2134, 3620, 3880, 3982, 4268, 5335, 7240, 7964, 8536, 9955, 10670, 15928, 17557, 19910, 21340, 35114, 39820, 42680, 70228, 79640, 87785, 140456, 175570, 193127, 351140, 386254, 702280, 772508, 965635, 1545016, 1931270, 3862540, 7725080]

約数ペア:

[(1, 7725080), (2, 3862540), (4, 1931270), (5, 1545016), (8, 965635), (10, 772508), (11, 702280), (20, 386254), (22, 351140), (40, 193127), (44, 175570), (55, 140456), (88, 87785), (97, 79640), (110, 70228), (181, 42680), (194, 39820), (220, 35114), (362, 21340), (388, 19910), (440, 17557), (485, 15928), (724, 10670), (776, 9955), (905, 8536), (970, 7964), (1067, 7240), (1448, 5335), (1810, 4268), (1940, 3982), (1991, 3880), (2134, 3620)]