38903900

素因数分解:

$2^2\times 5^2\times 7^1\times {\mathrm{149}}^1\times {\mathrm{373}}^1$

素因数の和:543

約数の個数: 72

約数和(自身を含む): 97389600

約数和(自身を除く): 58485700

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 25, 28, 35, 50, 70, 100, 140, 149, 175, 298, 350, 373, 596, 700, 745, 746, 1043, 1490, 1492, 1865, 2086, 2611, 2980, 3725, 3730, 4172, 5215, 5222, 7450, 7460, 9325, 10430, 10444, 13055, 14900, 18650, 20860, 26075, 26110, 37300, 52150, 52220, 55577, 65275, 104300, 111154, 130550, 222308, 261100, 277885, 389039, 555770, 778078, 1111540, 1389425, 1556156, 1945195, 2778850, 3890390, 5557700, 7780780, 9725975, 19451950, 38903900]

約数ペア:

[(1, 38903900), (2, 19451950), (4, 9725975), (5, 7780780), (7, 5557700), (10, 3890390), (14, 2778850), (20, 1945195), (25, 1556156), (28, 1389425), (35, 1111540), (50, 778078), (70, 555770), (100, 389039), (140, 277885), (149, 261100), (175, 222308), (298, 130550), (350, 111154), (373, 104300), (596, 65275), (700, 55577), (745, 52220), (746, 52150), (1043, 37300), (1490, 26110), (1492, 26075), (1865, 20860), (2086, 18650), (2611, 14900), (2980, 13055), (3725, 10444), (3730, 10430), (4172, 9325), (5215, 7460), (5222, 7450)]