61763440

素因数分解:

$2^4\times 5^1\times {\mathrm{197}}^1\times {\mathrm{3919}}^1$

素因数の和:4129

約数の個数: 40

約数和(自身を含む): 144365760

約数和(自身を除く): 82602320

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 197, 394, 788, 985, 1576, 1970, 3152, 3919, 3940, 7838, 7880, 15676, 15760, 19595, 31352, 39190, 62704, 78380, 156760, 313520, 772043, 1544086, 3088172, 3860215, 6176344, 7720430, 12352688, 15440860, 30881720, 61763440]

約数ペア:

[(1, 61763440), (2, 30881720), (4, 15440860), (5, 12352688), (8, 7720430), (10, 6176344), (16, 3860215), (20, 3088172), (40, 1544086), (80, 772043), (197, 313520), (394, 156760), (788, 78380), (985, 62704), (1576, 39190), (1970, 31352), (3152, 19595), (3919, 15760), (3940, 15676), (7838, 7880)]