81113872

素因数分解:

$2^4\times 7^1\times {\mathrm{461}}^1\times {\mathrm{1571}}^1$

素因数の和:2047

約数の個数: 40

約数和(自身を含む): 180113472

約数和(自身を除く): 98999600

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 56, 112, 461, 922, 1571, 1844, 3142, 3227, 3688, 6284, 6454, 7376, 10997, 12568, 12908, 21994, 25136, 25816, 43988, 51632, 87976, 175952, 724231, 1448462, 2896924, 5069617, 5793848, 10139234, 11587696, 20278468, 40556936, 81113872]

約数ペア:

[(1, 81113872), (2, 40556936), (4, 20278468), (7, 11587696), (8, 10139234), (14, 5793848), (16, 5069617), (28, 2896924), (56, 1448462), (112, 724231), (461, 175952), (922, 87976), (1571, 51632), (1844, 43988), (3142, 25816), (3227, 25136), (3688, 21994), (6284, 12908), (6454, 12568), (7376, 10997)]