80538112

素因数分解:

$2^9\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{487}}^1$

素因数の和:541

約数の個数: 80

約数和(自身を含む): 179720640

約数和(自身を除く): 99182528

約数列:

[1, 2, 4, 8, 16, 17, 19, 32, 34, 38, 64, 68, 76, 128, 136, 152, 256, 272, 304, 323, 487, 512, 544, 608, 646, 974, 1088, 1216, 1292, 1948, 2176, 2432, 2584, 3896, 4352, 4864, 5168, 7792, 8279, 8704, 9253, 9728, 10336, 15584, 16558, 18506, 20672, 31168, 33116, 37012, 41344, 62336, 66232, 74024, 82688, 124672, 132464, 148048, 157301, 165376, 249344, 264928, 296096, 314602, 529856, 592192, 629204, 1059712, 1184384, 1258408, 2119424, 2368768, 2516816, 4238848, 4737536, 5033632, 10067264, 20134528, 40269056, 80538112]

約数ペア:

[(1, 80538112), (2, 40269056), (4, 20134528), (8, 10067264), (16, 5033632), (17, 4737536), (19, 4238848), (32, 2516816), (34, 2368768), (38, 2119424), (64, 1258408), (68, 1184384), (76, 1059712), (128, 629204), (136, 592192), (152, 529856), (256, 314602), (272, 296096), (304, 264928), (323, 249344), (487, 165376), (512, 157301), (544, 148048), (608, 132464), (646, 124672), (974, 82688), (1088, 74024), (1216, 66232), (1292, 62336), (1948, 41344), (2176, 37012), (2432, 33116), (2584, 31168), (3896, 20672), (4352, 18506), (4864, 16558), (5168, 15584), (7792, 10336), (8279, 9728), (8704, 9253)]