139540100

素因数分解:

$2^2\times 5^2\times 7^1\times {\mathrm{199343}}^1$

素因数の和:199364

約数の個数: 36

約数和(自身を含む): 346061184

約数和(自身を除く): 206521084

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 25, 28, 35, 50, 70, 100, 140, 175, 350, 700, 199343, 398686, 797372, 996715, 1395401, 1993430, 2790802, 3986860, 4983575, 5581604, 6977005, 9967150, 13954010, 19934300, 27908020, 34885025, 69770050, 139540100]

約数ペア:

[(1, 139540100), (2, 69770050), (4, 34885025), (5, 27908020), (7, 19934300), (10, 13954010), (14, 9967150), (20, 6977005), (25, 5581604), (28, 4983575), (35, 3986860), (50, 2790802), (70, 1993430), (100, 1395401), (140, 996715), (175, 797372), (350, 398686), (700, 199343)]