66281488

素因数分解:

$2^4\times 7^1\times {\mathrm{13}}^1\times {\mathrm{45523}}^1$

素因数の和:45551

約数の個数: 40

約数和(自身を含む): 158059328

約数和(自身を除く): 91777840

約数列:

[1, 2, 4, 7, 8, 13, 14, 16, 26, 28, 52, 56, 91, 104, 112, 182, 208, 364, 728, 1456, 45523, 91046, 182092, 318661, 364184, 591799, 637322, 728368, 1183598, 1274644, 2367196, 2549288, 4142593, 4734392, 5098576, 8285186, 9468784, 16570372, 33140744, 66281488]

約数ペア:

[(1, 66281488), (2, 33140744), (4, 16570372), (7, 9468784), (8, 8285186), (13, 5098576), (14, 4734392), (16, 4142593), (26, 2549288), (28, 2367196), (52, 1274644), (56, 1183598), (91, 728368), (104, 637322), (112, 591799), (182, 364184), (208, 318661), (364, 182092), (728, 91046), (1456, 45523)]