2017712800

素因数分解:

$2^5\times 5^2\times {\mathrm{397}}^1\times {\mathrm{6353}}^1$

素因数の和:6770

約数の個数: 72

約数和(自身を含む): 4938926076

約数和(自身を除く): 2921213276

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 32, 40, 50, 80, 100, 160, 200, 397, 400, 794, 800, 1588, 1985, 3176, 3970, 6352, 6353, 7940, 9925, 12704, 12706, 15880, 19850, 25412, 31760, 31765, 39700, 50824, 63520, 63530, 79400, 101648, 127060, 158800, 158825, 203296, 254120, 317600, 317650, 508240, 635300, 1016480, 1270600, 2522141, 2541200, 5044282, 5082400, 10088564, 12610705, 20177128, 25221410, 40354256, 50442820, 63053525, 80708512, 100885640, 126107050, 201771280, 252214100, 403542560, 504428200, 1008856400, 2017712800]

約数ペア:

[(1, 2017712800), (2, 1008856400), (4, 504428200), (5, 403542560), (8, 252214100), (10, 201771280), (16, 126107050), (20, 100885640), (25, 80708512), (32, 63053525), (40, 50442820), (50, 40354256), (80, 25221410), (100, 20177128), (160, 12610705), (200, 10088564), (397, 5082400), (400, 5044282), (794, 2541200), (800, 2522141), (1588, 1270600), (1985, 1016480), (3176, 635300), (3970, 508240), (6352, 317650), (6353, 317600), (7940, 254120), (9925, 203296), (12704, 158825), (12706, 158800), (15880, 127060), (19850, 101648), (25412, 79400), (31760, 63530), (31765, 63520), (39700, 50824)]