66989104

素因数分解:

$2^4\times 7^1\times {\mathrm{13}}^1\times {\mathrm{139}}^1\times {\mathrm{331}}^1$

素因数の和:498

約数の個数: 80

約数和(自身を含む): 161378560

約数和(自身を除く): 94389456

約数列:

[1, 2, 4, 7, 8, 13, 14, 16, 26, 28, 52, 56, 91, 104, 112, 139, 182, 208, 278, 331, 364, 556, 662, 728, 973, 1112, 1324, 1456, 1807, 1946, 2224, 2317, 2648, 3614, 3892, 4303, 4634, 5296, 7228, 7784, 8606, 9268, 12649, 14456, 15568, 17212, 18536, 25298, 28912, 30121, 34424, 37072, 46009, 50596, 60242, 68848, 92018, 101192, 120484, 184036, 202384, 240968, 322063, 368072, 481936, 598117, 644126, 736144, 1196234, 1288252, 2392468, 2576504, 4186819, 4784936, 5153008, 8373638, 9569872, 16747276, 33494552, 66989104]

約数ペア:

[(1, 66989104), (2, 33494552), (4, 16747276), (7, 9569872), (8, 8373638), (13, 5153008), (14, 4784936), (16, 4186819), (26, 2576504), (28, 2392468), (52, 1288252), (56, 1196234), (91, 736144), (104, 644126), (112, 598117), (139, 481936), (182, 368072), (208, 322063), (278, 240968), (331, 202384), (364, 184036), (556, 120484), (662, 101192), (728, 92018), (973, 68848), (1112, 60242), (1324, 50596), (1456, 46009), (1807, 37072), (1946, 34424), (2224, 30121), (2317, 28912), (2648, 25298), (3614, 18536), (3892, 17212), (4303, 15568), (4634, 14456), (5296, 12649), (7228, 9268), (7784, 8606)]