81327864

素因数分解:

$2^3\times 3^1\times {\mathrm{17}}^1\times {\mathrm{53}}^1\times {\mathrm{3761}}^1$

素因数の和:3840

約数の個数: 64

約数和(自身を含む): 219399840

約数和(自身を除く): 138071976

約数列:

[1, 2, 3, 4, 6, 8, 12, 17, 24, 34, 51, 53, 68, 102, 106, 136, 159, 204, 212, 318, 408, 424, 636, 901, 1272, 1802, 2703, 3604, 3761, 5406, 7208, 7522, 10812, 11283, 15044, 21624, 22566, 30088, 45132, 63937, 90264, 127874, 191811, 199333, 255748, 383622, 398666, 511496, 597999, 767244, 797332, 1195998, 1534488, 1594664, 2391996, 3388661, 4783992, 6777322, 10165983, 13554644, 20331966, 27109288, 40663932, 81327864]

約数ペア:

[(1, 81327864), (2, 40663932), (3, 27109288), (4, 20331966), (6, 13554644), (8, 10165983), (12, 6777322), (17, 4783992), (24, 3388661), (34, 2391996), (51, 1594664), (53, 1534488), (68, 1195998), (102, 797332), (106, 767244), (136, 597999), (159, 511496), (204, 398666), (212, 383622), (318, 255748), (408, 199333), (424, 191811), (636, 127874), (901, 90264), (1272, 63937), (1802, 45132), (2703, 30088), (3604, 22566), (3761, 21624), (5406, 15044), (7208, 11283), (7522, 10812)]