67436408

素因数分解:

$2^3\times {\mathrm{13}}^2\times {\mathrm{31}}^1\times {\mathrm{1609}}^1$

素因数の和:1672

約数の個数: 48

約数和(自身を含む): 141422400

約数和(自身を除く): 73985992

約数列:

[1, 2, 4, 8, 13, 26, 31, 52, 62, 104, 124, 169, 248, 338, 403, 676, 806, 1352, 1609, 1612, 3218, 3224, 5239, 6436, 10478, 12872, 20917, 20956, 41834, 41912, 49879, 83668, 99758, 167336, 199516, 271921, 399032, 543842, 648427, 1087684, 1296854, 2175368, 2593708, 5187416, 8429551, 16859102, 33718204, 67436408]

約数ペア:

[(1, 67436408), (2, 33718204), (4, 16859102), (8, 8429551), (13, 5187416), (26, 2593708), (31, 2175368), (52, 1296854), (62, 1087684), (104, 648427), (124, 543842), (169, 399032), (248, 271921), (338, 199516), (403, 167336), (676, 99758), (806, 83668), (1352, 49879), (1609, 41912), (1612, 41834), (3218, 20956), (3224, 20917), (5239, 12872), (6436, 10478)]