2123647550

素因数分解:

$2^1\times 5^2\times {\mathrm{131}}^1\times {\mathrm{349}}^1\times {\mathrm{929}}^1$

素因数の和:1421

約数の個数: 48

約数和(自身を含む): 3995838000

約数和(自身を除く): 1872190450

約数列:

[1, 2, 5, 10, 25, 50, 131, 262, 349, 655, 698, 929, 1310, 1745, 1858, 3275, 3490, 4645, 6550, 8725, 9290, 17450, 23225, 45719, 46450, 91438, 121699, 228595, 243398, 324221, 457190, 608495, 648442, 1142975, 1216990, 1621105, 2285950, 3042475, 3242210, 6084950, 8105525, 16211050, 42472951, 84945902, 212364755, 424729510, 1061823775, 2123647550]

約数ペア:

[(1, 2123647550), (2, 1061823775), (5, 424729510), (10, 212364755), (25, 84945902), (50, 42472951), (131, 16211050), (262, 8105525), (349, 6084950), (655, 3242210), (698, 3042475), (929, 2285950), (1310, 1621105), (1745, 1216990), (1858, 1142975), (3275, 648442), (3490, 608495), (4645, 457190), (6550, 324221), (8725, 243398), (9290, 228595), (17450, 121699), (23225, 91438), (45719, 46450)]