81431632

素因数分解:

$2^4\times {\mathrm{17}}^1\times {\mathrm{83}}^1\times {\mathrm{3607}}^1$

素因数の和:3715

約数の個数: 40

約数和(自身を含む): 169114176

約数和(自身を除く): 87682544

約数列:

[1, 2, 4, 8, 16, 17, 34, 68, 83, 136, 166, 272, 332, 664, 1328, 1411, 2822, 3607, 5644, 7214, 11288, 14428, 22576, 28856, 57712, 61319, 122638, 245276, 299381, 490552, 598762, 981104, 1197524, 2395048, 4790096, 5089477, 10178954, 20357908, 40715816, 81431632]

約数ペア:

[(1, 81431632), (2, 40715816), (4, 20357908), (8, 10178954), (16, 5089477), (17, 4790096), (34, 2395048), (68, 1197524), (83, 981104), (136, 598762), (166, 490552), (272, 299381), (332, 245276), (664, 122638), (1328, 61319), (1411, 57712), (2822, 28856), (3607, 22576), (5644, 14428), (7214, 11288)]