80621072

素因数分解:

$2^4\times 7^2\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{263}}^1$

素因数の和:325

約数の個数: 120

約数和(自身を含む): 201522816

約数和(自身を除く): 120901744

約数列:

[1, 2, 4, 7, 8, 14, 16, 17, 23, 28, 34, 46, 49, 56, 68, 92, 98, 112, 119, 136, 161, 184, 196, 238, 263, 272, 322, 368, 391, 392, 476, 526, 644, 782, 784, 833, 952, 1052, 1127, 1288, 1564, 1666, 1841, 1904, 2104, 2254, 2576, 2737, 3128, 3332, 3682, 4208, 4471, 4508, 5474, 6049, 6256, 6664, 7364, 8942, 9016, 10948, 12098, 12887, 13328, 14728, 17884, 18032, 19159, 21896, 24196, 25774, 29456, 31297, 35768, 38318, 42343, 43792, 48392, 51548, 62594, 71536, 76636, 84686, 96784, 102833, 103096, 125188, 153272, 169372, 205666, 206192, 219079, 250376, 296401, 306544, 338744, 411332, 438158, 500752, 592802, 677488, 719831, 822664, 876316, 1185604, 1439662, 1645328, 1752632, 2371208, 2879324, 3505264, 4742416, 5038817, 5758648, 10077634, 11517296, 20155268, 40310536, 80621072]

約数ペア:

[(1, 80621072), (2, 40310536), (4, 20155268), (7, 11517296), (8, 10077634), (14, 5758648), (16, 5038817), (17, 4742416), (23, 3505264), (28, 2879324), (34, 2371208), (46, 1752632), (49, 1645328), (56, 1439662), (68, 1185604), (92, 876316), (98, 822664), (112, 719831), (119, 677488), (136, 592802), (161, 500752), (184, 438158), (196, 411332), (238, 338744), (263, 306544), (272, 296401), (322, 250376), (368, 219079), (391, 206192), (392, 205666), (476, 169372), (526, 153272), (644, 125188), (782, 103096), (784, 102833), (833, 96784), (952, 84686), (1052, 76636), (1127, 71536), (1288, 62594), (1564, 51548), (1666, 48392), (1841, 43792), (1904, 42343), (2104, 38318), (2254, 35768), (2576, 31297), (2737, 29456), (3128, 25774), (3332, 24196), (3682, 21896), (4208, 19159), (4471, 18032), (4508, 17884), (5474, 14728), (6049, 13328), (6256, 12887), (6664, 12098), (7364, 10948), (8942, 9016)]