80791515

素因数分解:

$3^2\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{13499}}^1$

素因数の和:13536

約数の個数: 48

約数和(自身を含む): 168480000

約数和(自身を除く): 87688485

約数列:

[1, 3, 5, 7, 9, 15, 19, 21, 35, 45, 57, 63, 95, 105, 133, 171, 285, 315, 399, 665, 855, 1197, 1995, 5985, 13499, 40497, 67495, 94493, 121491, 202485, 256481, 283479, 472465, 607455, 769443, 850437, 1282405, 1417395, 1795367, 2308329, 3847215, 4252185, 5386101, 8976835, 11541645, 16158303, 26930505, 80791515]

約数ペア:

[(1, 80791515), (3, 26930505), (5, 16158303), (7, 11541645), (9, 8976835), (15, 5386101), (19, 4252185), (21, 3847215), (35, 2308329), (45, 1795367), (57, 1417395), (63, 1282405), (95, 850437), (105, 769443), (133, 607455), (171, 472465), (285, 283479), (315, 256481), (399, 202485), (665, 121491), (855, 94493), (1197, 67495), (1995, 40497), (5985, 13499)]