80808

素因数分解:

$2^3\times 3^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{37}}^1$

素因数の和:66

約数の個数: 64

約数和(自身を含む): 255360

約数和(自身を除く): 174552

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 13, 14, 21, 24, 26, 28, 37, 39, 42, 52, 56, 74, 78, 84, 91, 104, 111, 148, 156, 168, 182, 222, 259, 273, 296, 312, 364, 444, 481, 518, 546, 728, 777, 888, 962, 1036, 1092, 1443, 1554, 1924, 2072, 2184, 2886, 3108, 3367, 3848, 5772, 6216, 6734, 10101, 11544, 13468, 20202, 26936, 40404, 80808]

約数ペア:

[(1, 80808), (2, 40404), (3, 26936), (4, 20202), (6, 13468), (7, 11544), (8, 10101), (12, 6734), (13, 6216), (14, 5772), (21, 3848), (24, 3367), (26, 3108), (28, 2886), (37, 2184), (39, 2072), (42, 1924), (52, 1554), (56, 1443), (74, 1092), (78, 1036), (84, 962), (91, 888), (104, 777), (111, 728), (148, 546), (156, 518), (168, 481), (182, 444), (222, 364), (259, 312), (273, 296)]