100210400

素因数分解:

$2^5\times 5^2\times {\mathrm{229}}^1\times {\mathrm{547}}^1$

素因数の和:796

約数の個数: 72

約数和(自身を含む): 246156120

約数和(自身を除く): 145945720

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 32, 40, 50, 80, 100, 160, 200, 229, 400, 458, 547, 800, 916, 1094, 1145, 1832, 2188, 2290, 2735, 3664, 4376, 4580, 5470, 5725, 7328, 8752, 9160, 10940, 11450, 13675, 17504, 18320, 21880, 22900, 27350, 36640, 43760, 45800, 54700, 87520, 91600, 109400, 125263, 183200, 218800, 250526, 437600, 501052, 626315, 1002104, 1252630, 2004208, 2505260, 3131575, 4008416, 5010520, 6263150, 10021040, 12526300, 20042080, 25052600, 50105200, 100210400]

約数ペア:

[(1, 100210400), (2, 50105200), (4, 25052600), (5, 20042080), (8, 12526300), (10, 10021040), (16, 6263150), (20, 5010520), (25, 4008416), (32, 3131575), (40, 2505260), (50, 2004208), (80, 1252630), (100, 1002104), (160, 626315), (200, 501052), (229, 437600), (400, 250526), (458, 218800), (547, 183200), (800, 125263), (916, 109400), (1094, 91600), (1145, 87520), (1832, 54700), (2188, 45800), (2290, 43760), (2735, 36640), (3664, 27350), (4376, 22900), (4580, 21880), (5470, 18320), (5725, 17504), (7328, 13675), (8752, 11450), (9160, 10940)]