131162600

素因数分解:

$2^3\times 5^2\times {\mathrm{197}}^1\times {\mathrm{3329}}^1$

素因数の和:3542

約数の個数: 48

約数和(自身を含む): 306593100

約数和(自身を除く): 175430500

約数列:

[1, 2, 4, 5, 8, 10, 20, 25, 40, 50, 100, 197, 200, 394, 788, 985, 1576, 1970, 3329, 3940, 4925, 6658, 7880, 9850, 13316, 16645, 19700, 26632, 33290, 39400, 66580, 83225, 133160, 166450, 332900, 655813, 665800, 1311626, 2623252, 3279065, 5246504, 6558130, 13116260, 16395325, 26232520, 32790650, 65581300, 131162600]

約数ペア:

[(1, 131162600), (2, 65581300), (4, 32790650), (5, 26232520), (8, 16395325), (10, 13116260), (20, 6558130), (25, 5246504), (40, 3279065), (50, 2623252), (100, 1311626), (197, 665800), (200, 655813), (394, 332900), (788, 166450), (985, 133160), (1576, 83225), (1970, 66580), (3329, 39400), (3940, 33290), (4925, 26632), (6658, 19700), (7880, 16645), (9850, 13316)]