77321540

素因数分解:

$2^2\times 5^1\times {\mathrm{29}}^2\times {\mathrm{4597}}^1$

素因数の和:4664

約数の個数: 36

約数和(自身を含む): 168204036

約数和(自身を除く): 90882496

約数列:

[1, 2, 4, 5, 10, 20, 29, 58, 116, 145, 290, 580, 841, 1682, 3364, 4205, 4597, 8410, 9194, 16820, 18388, 22985, 45970, 91940, 133313, 266626, 533252, 666565, 1333130, 2666260, 3866077, 7732154, 15464308, 19330385, 38660770, 77321540]

約数ペア:

[(1, 77321540), (2, 38660770), (4, 19330385), (5, 15464308), (10, 7732154), (20, 3866077), (29, 2666260), (58, 1333130), (116, 666565), (145, 533252), (290, 266626), (580, 133313), (841, 91940), (1682, 45970), (3364, 22985), (4205, 18388), (4597, 16820), (8410, 9194)]