98648020

素因数分解:

$2^2\times 5^1\times {\mathrm{43}}^1\times {\mathrm{251}}^1\times {\mathrm{457}}^1$

素因数の和:760

約数の個数: 48

約数和(自身を含む): 213288768

約数和(自身を除く): 114640748

約数列:

[1, 2, 4, 5, 10, 20, 43, 86, 172, 215, 251, 430, 457, 502, 860, 914, 1004, 1255, 1828, 2285, 2510, 4570, 5020, 9140, 10793, 19651, 21586, 39302, 43172, 53965, 78604, 98255, 107930, 114707, 196510, 215860, 229414, 393020, 458828, 573535, 1147070, 2294140, 4932401, 9864802, 19729604, 24662005, 49324010, 98648020]

約数ペア:

[(1, 98648020), (2, 49324010), (4, 24662005), (5, 19729604), (10, 9864802), (20, 4932401), (43, 2294140), (86, 1147070), (172, 573535), (215, 458828), (251, 393020), (430, 229414), (457, 215860), (502, 196510), (860, 114707), (914, 107930), (1004, 98255), (1255, 78604), (1828, 53965), (2285, 43172), (2510, 39302), (4570, 21586), (5020, 19651), (9140, 10793)]