156867400

素因数分解:

$2^3\times 5^2\times {\mathrm{71}}^1\times {\mathrm{11047}}^1$

素因数の和:11134

約数の個数: 48

約数和(自身を含む): 369887040

約数和(自身を除く): 213019640

約数列:

[1, 2, 4, 5, 8, 10, 20, 25, 40, 50, 71, 100, 142, 200, 284, 355, 568, 710, 1420, 1775, 2840, 3550, 7100, 11047, 14200, 22094, 44188, 55235, 88376, 110470, 220940, 276175, 441880, 552350, 784337, 1104700, 1568674, 2209400, 3137348, 3921685, 6274696, 7843370, 15686740, 19608425, 31373480, 39216850, 78433700, 156867400]

約数ペア:

[(1, 156867400), (2, 78433700), (4, 39216850), (5, 31373480), (8, 19608425), (10, 15686740), (20, 7843370), (25, 6274696), (40, 3921685), (50, 3137348), (71, 2209400), (100, 1568674), (142, 1104700), (200, 784337), (284, 552350), (355, 441880), (568, 276175), (710, 220940), (1420, 110470), (1775, 88376), (2840, 55235), (3550, 44188), (7100, 22094), (11047, 14200)]