230811700

素因数分解:

$2^2\times 5^2\times 7^1\times {\mathrm{257}}^1\times {\mathrm{1283}}^1$

素因数の和:1561

約数の個数: 72

約数和(自身を含む): 575088192

約数和(自身を除く): 344276492

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 25, 28, 35, 50, 70, 100, 140, 175, 257, 350, 514, 700, 1028, 1283, 1285, 1799, 2566, 2570, 3598, 5132, 5140, 6415, 6425, 7196, 8981, 8995, 12830, 12850, 17962, 17990, 25660, 25700, 32075, 35924, 35980, 44905, 44975, 64150, 89810, 89950, 128300, 179620, 179900, 224525, 329731, 449050, 659462, 898100, 1318924, 1648655, 2308117, 3297310, 4616234, 6594620, 8243275, 9232468, 11540585, 16486550, 23081170, 32973100, 46162340, 57702925, 115405850, 230811700]

約数ペア:

[(1, 230811700), (2, 115405850), (4, 57702925), (5, 46162340), (7, 32973100), (10, 23081170), (14, 16486550), (20, 11540585), (25, 9232468), (28, 8243275), (35, 6594620), (50, 4616234), (70, 3297310), (100, 2308117), (140, 1648655), (175, 1318924), (257, 898100), (350, 659462), (514, 449050), (700, 329731), (1028, 224525), (1283, 179900), (1285, 179620), (1799, 128300), (2566, 89950), (2570, 89810), (3598, 64150), (5132, 44975), (5140, 44905), (6415, 35980), (6425, 35924), (7196, 32075), (8981, 25700), (8995, 25660), (12830, 17990), (12850, 17962)]