65517928

素因数分解:

$2^3\times 7^1\times {\mathrm{19}}^1\times {\mathrm{139}}^1\times {\mathrm{443}}^1$

素因数の和:614

約数の個数: 64

約数和(自身を含む): 149184000

約数和(自身を除く): 83666072

約数列:

[1, 2, 4, 7, 8, 14, 19, 28, 38, 56, 76, 133, 139, 152, 266, 278, 443, 532, 556, 886, 973, 1064, 1112, 1772, 1946, 2641, 3101, 3544, 3892, 5282, 6202, 7784, 8417, 10564, 12404, 16834, 18487, 21128, 24808, 33668, 36974, 58919, 61577, 67336, 73948, 117838, 123154, 147896, 235676, 246308, 431039, 471352, 492616, 862078, 1169963, 1724156, 2339926, 3448312, 4679852, 8189741, 9359704, 16379482, 32758964, 65517928]

約数ペア:

[(1, 65517928), (2, 32758964), (4, 16379482), (7, 9359704), (8, 8189741), (14, 4679852), (19, 3448312), (28, 2339926), (38, 1724156), (56, 1169963), (76, 862078), (133, 492616), (139, 471352), (152, 431039), (266, 246308), (278, 235676), (443, 147896), (532, 123154), (556, 117838), (886, 73948), (973, 67336), (1064, 61577), (1112, 58919), (1772, 36974), (1946, 33668), (2641, 24808), (3101, 21128), (3544, 18487), (3892, 16834), (5282, 12404), (6202, 10564), (7784, 8417)]