749798320

素因数分解:

$2^4\times 5^1\times {\mathrm{1303}}^1\times {\mathrm{7193}}^1$

素因数の和:8509

約数の個数: 40

約数和(自身を含む): 1744861536

約数和(自身を除く): 995063216

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 1303, 2606, 5212, 6515, 7193, 10424, 13030, 14386, 20848, 26060, 28772, 35965, 52120, 57544, 71930, 104240, 115088, 143860, 287720, 575440, 9372479, 18744958, 37489916, 46862395, 74979832, 93724790, 149959664, 187449580, 374899160, 749798320]

約数ペア:

[(1, 749798320), (2, 374899160), (4, 187449580), (5, 149959664), (8, 93724790), (10, 74979832), (16, 46862395), (20, 37489916), (40, 18744958), (80, 9372479), (1303, 575440), (2606, 287720), (5212, 143860), (6515, 115088), (7193, 104240), (10424, 71930), (13030, 57544), (14386, 52120), (20848, 35965), (26060, 28772)]