67390540

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{257}}^1\times {\mathrm{1873}}^1$

素因数の和:2146

約数の個数: 48

約数和(自身を含む): 162453312

約数和(自身を除く): 95062772

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 257, 514, 1028, 1285, 1799, 1873, 2570, 3598, 3746, 5140, 7196, 7492, 8995, 9365, 13111, 17990, 18730, 26222, 35980, 37460, 52444, 65555, 131110, 262220, 481361, 962722, 1925444, 2406805, 3369527, 4813610, 6739054, 9627220, 13478108, 16847635, 33695270, 67390540]

約数ペア:

[(1, 67390540), (2, 33695270), (4, 16847635), (5, 13478108), (7, 9627220), (10, 6739054), (14, 4813610), (20, 3369527), (28, 2406805), (35, 1925444), (70, 962722), (140, 481361), (257, 262220), (514, 131110), (1028, 65555), (1285, 52444), (1799, 37460), (1873, 35980), (2570, 26222), (3598, 18730), (3746, 17990), (5140, 13111), (7196, 9365), (7492, 8995)]