90678400

素因数分解:

$2^7\times 5^2\times {\mathrm{43}}^1\times {\mathrm{659}}^1$

素因数の和:726

約数の個数: 96

約数和(自身を含む): 229561200

約数和(自身を除く): 138882800

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 32, 40, 43, 50, 64, 80, 86, 100, 128, 160, 172, 200, 215, 320, 344, 400, 430, 640, 659, 688, 800, 860, 1075, 1318, 1376, 1600, 1720, 2150, 2636, 2752, 3200, 3295, 3440, 4300, 5272, 5504, 6590, 6880, 8600, 10544, 13180, 13760, 16475, 17200, 21088, 26360, 27520, 28337, 32950, 34400, 42176, 52720, 56674, 65900, 68800, 84352, 105440, 113348, 131800, 137600, 141685, 210880, 226696, 263600, 283370, 421760, 453392, 527200, 566740, 708425, 906784, 1054400, 1133480, 1416850, 1813568, 2108800, 2266960, 2833700, 3627136, 4533920, 5667400, 9067840, 11334800, 18135680, 22669600, 45339200, 90678400]

約数ペア:

[(1, 90678400), (2, 45339200), (4, 22669600), (5, 18135680), (8, 11334800), (10, 9067840), (16, 5667400), (20, 4533920), (25, 3627136), (32, 2833700), (40, 2266960), (43, 2108800), (50, 1813568), (64, 1416850), (80, 1133480), (86, 1054400), (100, 906784), (128, 708425), (160, 566740), (172, 527200), (200, 453392), (215, 421760), (320, 283370), (344, 263600), (400, 226696), (430, 210880), (640, 141685), (659, 137600), (688, 131800), (800, 113348), (860, 105440), (1075, 84352), (1318, 68800), (1376, 65900), (1600, 56674), (1720, 52720), (2150, 42176), (2636, 34400), (2752, 32950), (3200, 28337), (3295, 27520), (3440, 26360), (4300, 21088), (5272, 17200), (5504, 16475), (6590, 13760), (6880, 13180), (8600, 10544)]