206157900

素因数分解:

$2^2\times 3^1\times 5^2\times {\mathrm{13}}^1\times {\mathrm{52861}}^1$

素因数の和:52891

約数の個数: 72

約数和(自身を含む): 642379024

約数和(自身を除く): 436221124

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 13, 15, 20, 25, 26, 30, 39, 50, 52, 60, 65, 75, 78, 100, 130, 150, 156, 195, 260, 300, 325, 390, 650, 780, 975, 1300, 1950, 3900, 52861, 105722, 158583, 211444, 264305, 317166, 528610, 634332, 687193, 792915, 1057220, 1321525, 1374386, 1585830, 2061579, 2643050, 2748772, 3171660, 3435965, 3964575, 4123158, 5286100, 6871930, 7929150, 8246316, 10307895, 13743860, 15858300, 17179825, 20615790, 34359650, 41231580, 51539475, 68719300, 103078950, 206157900]

約数ペア:

[(1, 206157900), (2, 103078950), (3, 68719300), (4, 51539475), (5, 41231580), (6, 34359650), (10, 20615790), (12, 17179825), (13, 15858300), (15, 13743860), (20, 10307895), (25, 8246316), (26, 7929150), (30, 6871930), (39, 5286100), (50, 4123158), (52, 3964575), (60, 3435965), (65, 3171660), (75, 2748772), (78, 2643050), (100, 2061579), (130, 1585830), (150, 1374386), (156, 1321525), (195, 1057220), (260, 792915), (300, 687193), (325, 634332), (390, 528610), (650, 317166), (780, 264305), (975, 211444), (1300, 158583), (1950, 105722), (3900, 52861)]