72490936

素因数分解:

$2^3\times 7^1\times {\mathrm{61}}^1\times {\mathrm{21221}}^1$

素因数の和:21295

約数の個数: 32

約数和(自身を含む): 157891680

約数和(自身を除く): 85400744

約数列:

[1, 2, 4, 7, 8, 14, 28, 56, 61, 122, 244, 427, 488, 854, 1708, 3416, 21221, 42442, 84884, 148547, 169768, 297094, 594188, 1188376, 1294481, 2588962, 5177924, 9061367, 10355848, 18122734, 36245468, 72490936]

約数ペア:

[(1, 72490936), (2, 36245468), (4, 18122734), (7, 10355848), (8, 9061367), (14, 5177924), (28, 2588962), (56, 1294481), (61, 1188376), (122, 594188), (244, 297094), (427, 169768), (488, 148547), (854, 84884), (1708, 42442), (3416, 21221)]