31241900

素因数分解:

$2^2\times 5^2\times {\mathrm{151}}^1\times {\mathrm{2069}}^1$

素因数の和:2234

約数の個数: 36

約数和(自身を含む): 68276880

約数和(自身を除く): 37034980

約数列:

[1, 2, 4, 5, 10, 20, 25, 50, 100, 151, 302, 604, 755, 1510, 2069, 3020, 3775, 4138, 7550, 8276, 10345, 15100, 20690, 41380, 51725, 103450, 206900, 312419, 624838, 1249676, 1562095, 3124190, 6248380, 7810475, 15620950, 31241900]

約数ペア:

[(1, 31241900), (2, 15620950), (4, 7810475), (5, 6248380), (10, 3124190), (20, 1562095), (25, 1249676), (50, 624838), (100, 312419), (151, 206900), (302, 103450), (604, 51725), (755, 41380), (1510, 20690), (2069, 15100), (3020, 10345), (3775, 8276), (4138, 7550)]