81542528

素因数分解:

$2^7\times {\mathrm{19}}^1\times {\mathrm{33529}}^1$

素因数の和:33562

約数の個数: 32

約数和(自身を含む): 171003000

約数和(自身を除く): 89460472

約数列:

[1, 2, 4, 8, 16, 19, 32, 38, 64, 76, 128, 152, 304, 608, 1216, 2432, 33529, 67058, 134116, 268232, 536464, 637051, 1072928, 1274102, 2145856, 2548204, 4291712, 5096408, 10192816, 20385632, 40771264, 81542528]

約数ペア:

[(1, 81542528), (2, 40771264), (4, 20385632), (8, 10192816), (16, 5096408), (19, 4291712), (32, 2548204), (38, 2145856), (64, 1274102), (76, 1072928), (128, 637051), (152, 536464), (304, 268232), (608, 134116), (1216, 67058), (2432, 33529)]