5260840

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{67}}^1\times {\mathrm{151}}^1$

素因数の和:242

約数の個数: 64

約数和(自身を含む): 13023360

約数和(自身を除く): 7762520

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 40, 52, 65, 67, 104, 130, 134, 151, 260, 268, 302, 335, 520, 536, 604, 670, 755, 871, 1208, 1340, 1510, 1742, 1963, 2680, 3020, 3484, 3926, 4355, 6040, 6968, 7852, 8710, 9815, 10117, 15704, 17420, 19630, 20234, 34840, 39260, 40468, 50585, 78520, 80936, 101170, 131521, 202340, 263042, 404680, 526084, 657605, 1052168, 1315210, 2630420, 5260840]

約数ペア:

[(1, 5260840), (2, 2630420), (4, 1315210), (5, 1052168), (8, 657605), (10, 526084), (13, 404680), (20, 263042), (26, 202340), (40, 131521), (52, 101170), (65, 80936), (67, 78520), (104, 50585), (130, 40468), (134, 39260), (151, 34840), (260, 20234), (268, 19630), (302, 17420), (335, 15704), (520, 10117), (536, 9815), (604, 8710), (670, 7852), (755, 6968), (871, 6040), (1208, 4355), (1340, 3926), (1510, 3484), (1742, 3020), (1963, 2680)]