255388540

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{37447}}^1$

素因数の和:37498

約数の個数: 48

約数和(自身を含む): 603961344

約数和(自身を除く): 348572804

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 31, 44, 55, 62, 110, 124, 155, 220, 310, 341, 620, 682, 1364, 1705, 3410, 6820, 37447, 74894, 149788, 187235, 374470, 411917, 748940, 823834, 1160857, 1647668, 2059585, 2321714, 4119170, 4643428, 5804285, 8238340, 11608570, 12769427, 23217140, 25538854, 51077708, 63847135, 127694270, 255388540]

約数ペア:

[(1, 255388540), (2, 127694270), (4, 63847135), (5, 51077708), (10, 25538854), (11, 23217140), (20, 12769427), (22, 11608570), (31, 8238340), (44, 5804285), (55, 4643428), (62, 4119170), (110, 2321714), (124, 2059585), (155, 1647668), (220, 1160857), (310, 823834), (341, 748940), (620, 411917), (682, 374470), (1364, 187235), (1705, 149788), (3410, 74894), (6820, 37447)]