68754511360

素因数分解:

$2^9\times 5^1\times {\mathrm{937}}^1\times {\mathrm{28663}}^1$

素因数の和:29623

約数の個数: 80

約数和(自身を含む): 165031374816

約数和(自身を除く): 96276863456

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 128, 160, 256, 320, 512, 640, 937, 1280, 1874, 2560, 3748, 4685, 7496, 9370, 14992, 18740, 28663, 29984, 37480, 57326, 59968, 74960, 114652, 119936, 143315, 149920, 229304, 239872, 286630, 299840, 458608, 479744, 573260, 599680, 917216, 1146520, 1199360, 1834432, 2293040, 2398720, 3668864, 4586080, 7337728, 9172160, 14675456, 18344320, 26857231, 36688640, 53714462, 73377280, 107428924, 134286155, 214857848, 268572310, 429715696, 537144620, 859431392, 1074289240, 1718862784, 2148578480, 3437725568, 4297156960, 6875451136, 8594313920, 13750902272, 17188627840, 34377255680, 68754511360]

約数ペア:

[(1, 68754511360), (2, 34377255680), (4, 17188627840), (5, 13750902272), (8, 8594313920), (10, 6875451136), (16, 4297156960), (20, 3437725568), (32, 2148578480), (40, 1718862784), (64, 1074289240), (80, 859431392), (128, 537144620), (160, 429715696), (256, 268572310), (320, 214857848), (512, 134286155), (640, 107428924), (937, 73377280), (1280, 53714462), (1874, 36688640), (2560, 26857231), (3748, 18344320), (4685, 14675456), (7496, 9172160), (9370, 7337728), (14992, 4586080), (18740, 3668864), (28663, 2398720), (29984, 2293040), (37480, 1834432), (57326, 1199360), (59968, 1146520), (74960, 917216), (114652, 599680), (119936, 573260), (143315, 479744), (149920, 458608), (229304, 299840), (239872, 286630)]