64899276

素因数分解:

$2^2\times 3^1\times {\mathrm{13}}^1\times {\mathrm{643}}^1\times {\mathrm{647}}^1$

素因数の和:1310

約数の個数: 48

約数和(自身を含む): 163586304

約数和(自身を除く): 98687028

約数列:

[1, 2, 3, 4, 6, 12, 13, 26, 39, 52, 78, 156, 643, 647, 1286, 1294, 1929, 1941, 2572, 2588, 3858, 3882, 7716, 7764, 8359, 8411, 16718, 16822, 25077, 25233, 33436, 33644, 50154, 50466, 100308, 100932, 416021, 832042, 1248063, 1664084, 2496126, 4992252, 5408273, 10816546, 16224819, 21633092, 32449638, 64899276]

約数ペア:

[(1, 64899276), (2, 32449638), (3, 21633092), (4, 16224819), (6, 10816546), (12, 5408273), (13, 4992252), (26, 2496126), (39, 1664084), (52, 1248063), (78, 832042), (156, 416021), (643, 100932), (647, 100308), (1286, 50466), (1294, 50154), (1929, 33644), (1941, 33436), (2572, 25233), (2588, 25077), (3858, 16822), (3882, 16718), (7716, 8411), (7764, 8359)]