80481772

素因数分解:

$2^2\times 7^1\times {\mathrm{53}}^1\times {\mathrm{193}}^1\times {\mathrm{281}}^1$

素因数の和:538

約数の個数: 48

約数和(自身を含む): 165436992

約数和(自身を除く): 84955220

約数列:

[1, 2, 4, 7, 14, 28, 53, 106, 193, 212, 281, 371, 386, 562, 742, 772, 1124, 1351, 1484, 1967, 2702, 3934, 5404, 7868, 10229, 14893, 20458, 29786, 40916, 54233, 59572, 71603, 104251, 108466, 143206, 208502, 216932, 286412, 379631, 417004, 759262, 1518524, 2874349, 5748698, 11497396, 20120443, 40240886, 80481772]

約数ペア:

[(1, 80481772), (2, 40240886), (4, 20120443), (7, 11497396), (14, 5748698), (28, 2874349), (53, 1518524), (106, 759262), (193, 417004), (212, 379631), (281, 286412), (371, 216932), (386, 208502), (562, 143206), (742, 108466), (772, 104251), (1124, 71603), (1351, 59572), (1484, 54233), (1967, 40916), (2702, 29786), (3934, 20458), (5404, 14893), (7868, 10229)]