31248080

素因数分解:

$2^4\times 5^1\times {\mathrm{29}}^1\times {\mathrm{13469}}^1$

素因数の和:13511

約数の個数: 40

約数和(自身を含む): 75162600

約数和(自身を除く): 43914520

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 29, 40, 58, 80, 116, 145, 232, 290, 464, 580, 1160, 2320, 13469, 26938, 53876, 67345, 107752, 134690, 215504, 269380, 390601, 538760, 781202, 1077520, 1562404, 1953005, 3124808, 3906010, 6249616, 7812020, 15624040, 31248080]

約数ペア:

[(1, 31248080), (2, 15624040), (4, 7812020), (5, 6249616), (8, 3906010), (10, 3124808), (16, 1953005), (20, 1562404), (29, 1077520), (40, 781202), (58, 538760), (80, 390601), (116, 269380), (145, 215504), (232, 134690), (290, 107752), (464, 67345), (580, 53876), (1160, 26938), (2320, 13469)]