81045146

素因数分解:

$2^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{1019}}^1$

素因数の和:1083

約数の個数: 64

約数和(自身を含む): 164505600

約数和(自身を除く): 83460454

約数列:

[1, 2, 7, 13, 14, 19, 23, 26, 38, 46, 91, 133, 161, 182, 247, 266, 299, 322, 437, 494, 598, 874, 1019, 1729, 2038, 2093, 3059, 3458, 4186, 5681, 6118, 7133, 11362, 13247, 14266, 19361, 23437, 26494, 38722, 39767, 46874, 79534, 92729, 135527, 164059, 185458, 251693, 271054, 304681, 328118, 445303, 503386, 609362, 890606, 1761851, 2132767, 3117121, 3523702, 4265534, 5788939, 6234242, 11577878, 40522573, 81045146]

約数ペア:

[(1, 81045146), (2, 40522573), (7, 11577878), (13, 6234242), (14, 5788939), (19, 4265534), (23, 3523702), (26, 3117121), (38, 2132767), (46, 1761851), (91, 890606), (133, 609362), (161, 503386), (182, 445303), (247, 328118), (266, 304681), (299, 271054), (322, 251693), (437, 185458), (494, 164059), (598, 135527), (874, 92729), (1019, 79534), (1729, 46874), (2038, 39767), (2093, 38722), (3059, 26494), (3458, 23437), (4186, 19361), (5681, 14266), (6118, 13247), (7133, 11362)]