56394400

素因数分解:

$2^5\times 5^2\times {\mathrm{157}}^1\times {\mathrm{449}}^1$

素因数の和:626

約数の個数: 72

約数和(自身を含む): 138858300

約数和(自身を除く): 82463900

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 32, 40, 50, 80, 100, 157, 160, 200, 314, 400, 449, 628, 785, 800, 898, 1256, 1570, 1796, 2245, 2512, 3140, 3592, 3925, 4490, 5024, 6280, 7184, 7850, 8980, 11225, 12560, 14368, 15700, 17960, 22450, 25120, 31400, 35920, 44900, 62800, 70493, 71840, 89800, 125600, 140986, 179600, 281972, 352465, 359200, 563944, 704930, 1127888, 1409860, 1762325, 2255776, 2819720, 3524650, 5639440, 7049300, 11278880, 14098600, 28197200, 56394400]

約数ペア:

[(1, 56394400), (2, 28197200), (4, 14098600), (5, 11278880), (8, 7049300), (10, 5639440), (16, 3524650), (20, 2819720), (25, 2255776), (32, 1762325), (40, 1409860), (50, 1127888), (80, 704930), (100, 563944), (157, 359200), (160, 352465), (200, 281972), (314, 179600), (400, 140986), (449, 125600), (628, 89800), (785, 71840), (800, 70493), (898, 62800), (1256, 44900), (1570, 35920), (1796, 31400), (2245, 25120), (2512, 22450), (3140, 17960), (3592, 15700), (3925, 14368), (4490, 12560), (5024, 11225), (6280, 8980), (7184, 7850)]