201958100

素因数分解:

$2^2\times 5^2\times {\mathrm{43}}^1\times {\mathrm{67}}^1\times {\mathrm{701}}^1$

素因数の和:825

約数の個数: 72

約数和(自身を含む): 455783328

約数和(自身を除く): 253825228

約数列:

[1, 2, 4, 5, 10, 20, 25, 43, 50, 67, 86, 100, 134, 172, 215, 268, 335, 430, 670, 701, 860, 1075, 1340, 1402, 1675, 2150, 2804, 2881, 3350, 3505, 4300, 5762, 6700, 7010, 11524, 14020, 14405, 17525, 28810, 30143, 35050, 46967, 57620, 60286, 70100, 72025, 93934, 120572, 144050, 150715, 187868, 234835, 288100, 301430, 469670, 602860, 753575, 939340, 1174175, 1507150, 2019581, 2348350, 3014300, 4039162, 4696700, 8078324, 10097905, 20195810, 40391620, 50489525, 100979050, 201958100]

約数ペア:

[(1, 201958100), (2, 100979050), (4, 50489525), (5, 40391620), (10, 20195810), (20, 10097905), (25, 8078324), (43, 4696700), (50, 4039162), (67, 3014300), (86, 2348350), (100, 2019581), (134, 1507150), (172, 1174175), (215, 939340), (268, 753575), (335, 602860), (430, 469670), (670, 301430), (701, 288100), (860, 234835), (1075, 187868), (1340, 150715), (1402, 144050), (1675, 120572), (2150, 93934), (2804, 72025), (2881, 70100), (3350, 60286), (3505, 57620), (4300, 46967), (5762, 35050), (6700, 30143), (7010, 28810), (11524, 17525), (14020, 14405)]