1397526080

素因数分解:

$2^6\times 5^1\times {\mathrm{157}}^1\times {\mathrm{27817}}^1$

素因数の和:27991

約数の個数: 56

約数和(自身を含む): 3349175928

約数和(自身を除く): 1951649848

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 157, 160, 314, 320, 628, 785, 1256, 1570, 2512, 3140, 5024, 6280, 10048, 12560, 25120, 27817, 50240, 55634, 111268, 139085, 222536, 278170, 445072, 556340, 890144, 1112680, 1780288, 2225360, 4367269, 4450720, 8734538, 8901440, 17469076, 21836345, 34938152, 43672690, 69876304, 87345380, 139752608, 174690760, 279505216, 349381520, 698763040, 1397526080]

約数ペア:

[(1, 1397526080), (2, 698763040), (4, 349381520), (5, 279505216), (8, 174690760), (10, 139752608), (16, 87345380), (20, 69876304), (32, 43672690), (40, 34938152), (64, 21836345), (80, 17469076), (157, 8901440), (160, 8734538), (314, 4450720), (320, 4367269), (628, 2225360), (785, 1780288), (1256, 1112680), (1570, 890144), (2512, 556340), (3140, 445072), (5024, 278170), (6280, 222536), (10048, 139085), (12560, 111268), (25120, 55634), (27817, 50240)]