256536610

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{29}}^1\times {\mathrm{137}}^1\times {\mathrm{587}}^1$

素因数の和:771

約数の個数: 64

約数和(自身を含む): 525813120

約数和(自身を除く): 269276510

約数列:

[1, 2, 5, 10, 11, 22, 29, 55, 58, 110, 137, 145, 274, 290, 319, 587, 638, 685, 1174, 1370, 1507, 1595, 2935, 3014, 3190, 3973, 5870, 6457, 7535, 7946, 12914, 15070, 17023, 19865, 32285, 34046, 39730, 43703, 64570, 80419, 85115, 87406, 160838, 170230, 187253, 218515, 374506, 402095, 437030, 804190, 884609, 936265, 1769218, 1872530, 2332151, 4423045, 4664302, 8846090, 11660755, 23321510, 25653661, 51307322, 128268305, 256536610]

約数ペア:

[(1, 256536610), (2, 128268305), (5, 51307322), (10, 25653661), (11, 23321510), (22, 11660755), (29, 8846090), (55, 4664302), (58, 4423045), (110, 2332151), (137, 1872530), (145, 1769218), (274, 936265), (290, 884609), (319, 804190), (587, 437030), (638, 402095), (685, 374506), (1174, 218515), (1370, 187253), (1507, 170230), (1595, 160838), (2935, 87406), (3014, 85115), (3190, 80419), (3973, 64570), (5870, 43703), (6457, 39730), (7535, 34046), (7946, 32285), (12914, 19865), (15070, 17023)]