77484520

素因数分解:

$2^3\times 5^1\times {\mathrm{29}}^1\times {\mathrm{66797}}^1$

素因数の和:66837

約数の個数: 32

約数和(自身を含む): 180354600

約数和(自身を除く): 102870080

約数列:

[1, 2, 4, 5, 8, 10, 20, 29, 40, 58, 116, 145, 232, 290, 580, 1160, 66797, 133594, 267188, 333985, 534376, 667970, 1335940, 1937113, 2671880, 3874226, 7748452, 9685565, 15496904, 19371130, 38742260, 77484520]

約数ペア:

[(1, 77484520), (2, 38742260), (4, 19371130), (5, 15496904), (8, 9685565), (10, 7748452), (20, 3874226), (29, 2671880), (40, 1937113), (58, 1335940), (116, 667970), (145, 534376), (232, 333985), (290, 267188), (580, 133594), (1160, 66797)]