31263040

素因数分解:

$2^6\times 5^1\times {\mathrm{151}}^1\times {\mathrm{647}}^1$

素因数の和:815

約数の個数: 56

約数和(自身を含む): 75053952

約数和(自身を除く): 43790912

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 151, 160, 302, 320, 604, 647, 755, 1208, 1294, 1510, 2416, 2588, 3020, 3235, 4832, 5176, 6040, 6470, 9664, 10352, 12080, 12940, 20704, 24160, 25880, 41408, 48320, 51760, 97697, 103520, 195394, 207040, 390788, 488485, 781576, 976970, 1563152, 1953940, 3126304, 3907880, 6252608, 7815760, 15631520, 31263040]

約数ペア:

[(1, 31263040), (2, 15631520), (4, 7815760), (5, 6252608), (8, 3907880), (10, 3126304), (16, 1953940), (20, 1563152), (32, 976970), (40, 781576), (64, 488485), (80, 390788), (151, 207040), (160, 195394), (302, 103520), (320, 97697), (604, 51760), (647, 48320), (755, 41408), (1208, 25880), (1294, 24160), (1510, 20704), (2416, 12940), (2588, 12080), (3020, 10352), (3235, 9664), (4832, 6470), (5176, 6040)]