80826928

素因数分解:

$2^4\times 7^1\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{1291}}^1$

素因数の和:1362

約数の個数: 80

約数和(自身を含む): 197376256

約数和(自身を除く): 116549328

約数列:

[1, 2, 4, 7, 8, 13, 14, 16, 26, 28, 43, 52, 56, 86, 91, 104, 112, 172, 182, 208, 301, 344, 364, 559, 602, 688, 728, 1118, 1204, 1291, 1456, 2236, 2408, 2582, 3913, 4472, 4816, 5164, 7826, 8944, 9037, 10328, 15652, 16783, 18074, 20656, 31304, 33566, 36148, 55513, 62608, 67132, 72296, 111026, 117481, 134264, 144592, 222052, 234962, 268528, 388591, 444104, 469924, 721669, 777182, 888208, 939848, 1443338, 1554364, 1879696, 2886676, 3108728, 5051683, 5773352, 6217456, 10103366, 11546704, 20206732, 40413464, 80826928]

約数ペア:

[(1, 80826928), (2, 40413464), (4, 20206732), (7, 11546704), (8, 10103366), (13, 6217456), (14, 5773352), (16, 5051683), (26, 3108728), (28, 2886676), (43, 1879696), (52, 1554364), (56, 1443338), (86, 939848), (91, 888208), (104, 777182), (112, 721669), (172, 469924), (182, 444104), (208, 388591), (301, 268528), (344, 234962), (364, 222052), (559, 144592), (602, 134264), (688, 117481), (728, 111026), (1118, 72296), (1204, 67132), (1291, 62608), (1456, 55513), (2236, 36148), (2408, 33566), (2582, 31304), (3913, 20656), (4472, 18074), (4816, 16783), (5164, 15652), (7826, 10328), (8944, 9037)]