64988896

素因数分解:

$2^5\times 7^3\times {\mathrm{31}}^1\times {\mathrm{191}}^1$

素因数の和:253

約数の個数: 96

約数和(自身を含む): 154828800

約数和(自身を除く): 89839904

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 31, 32, 49, 56, 62, 98, 112, 124, 191, 196, 217, 224, 248, 343, 382, 392, 434, 496, 686, 764, 784, 868, 992, 1337, 1372, 1519, 1528, 1568, 1736, 2674, 2744, 3038, 3056, 3472, 5348, 5488, 5921, 6076, 6112, 6944, 9359, 10633, 10696, 10976, 11842, 12152, 18718, 21266, 21392, 23684, 24304, 37436, 41447, 42532, 42784, 47368, 48608, 65513, 74872, 82894, 85064, 94736, 131026, 149744, 165788, 170128, 189472, 262052, 290129, 299488, 331576, 340256, 524104, 580258, 663152, 1048208, 1160516, 1326304, 2030903, 2096416, 2321032, 4061806, 4642064, 8123612, 9284128, 16247224, 32494448, 64988896]

約数ペア:

[(1, 64988896), (2, 32494448), (4, 16247224), (7, 9284128), (8, 8123612), (14, 4642064), (16, 4061806), (28, 2321032), (31, 2096416), (32, 2030903), (49, 1326304), (56, 1160516), (62, 1048208), (98, 663152), (112, 580258), (124, 524104), (191, 340256), (196, 331576), (217, 299488), (224, 290129), (248, 262052), (343, 189472), (382, 170128), (392, 165788), (434, 149744), (496, 131026), (686, 94736), (764, 85064), (784, 82894), (868, 74872), (992, 65513), (1337, 48608), (1372, 47368), (1519, 42784), (1528, 42532), (1568, 41447), (1736, 37436), (2674, 24304), (2744, 23684), (3038, 21392), (3056, 21266), (3472, 18718), (5348, 12152), (5488, 11842), (5921, 10976), (6076, 10696), (6112, 10633), (6944, 9359)]