64884736

素因数分解:

$2^{12}\times 7^1\times {\mathrm{31}}^1\times {\mathrm{73}}^1$

素因数の和:135

約数の個数: 104

約数和(自身を含む): 155170304

約数和(自身を除く): 90285568

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 31, 32, 56, 62, 64, 73, 112, 124, 128, 146, 217, 224, 248, 256, 292, 434, 448, 496, 511, 512, 584, 868, 896, 992, 1022, 1024, 1168, 1736, 1792, 1984, 2044, 2048, 2263, 2336, 3472, 3584, 3968, 4088, 4096, 4526, 4672, 6944, 7168, 7936, 8176, 9052, 9344, 13888, 14336, 15841, 15872, 16352, 18104, 18688, 27776, 28672, 31682, 31744, 32704, 36208, 37376, 55552, 63364, 63488, 65408, 72416, 74752, 111104, 126728, 126976, 130816, 144832, 149504, 222208, 253456, 261632, 289664, 299008, 444416, 506912, 523264, 579328, 888832, 1013824, 1046528, 1158656, 2027648, 2093056, 2317312, 4055296, 4634624, 8110592, 9269248, 16221184, 32442368, 64884736]

約数ペア:

[(1, 64884736), (2, 32442368), (4, 16221184), (7, 9269248), (8, 8110592), (14, 4634624), (16, 4055296), (28, 2317312), (31, 2093056), (32, 2027648), (56, 1158656), (62, 1046528), (64, 1013824), (73, 888832), (112, 579328), (124, 523264), (128, 506912), (146, 444416), (217, 299008), (224, 289664), (248, 261632), (256, 253456), (292, 222208), (434, 149504), (448, 144832), (496, 130816), (511, 126976), (512, 126728), (584, 111104), (868, 74752), (896, 72416), (992, 65408), (1022, 63488), (1024, 63364), (1168, 55552), (1736, 37376), (1792, 36208), (1984, 32704), (2044, 31744), (2048, 31682), (2263, 28672), (2336, 27776), (3472, 18688), (3584, 18104), (3968, 16352), (4088, 15872), (4096, 15841), (4526, 14336), (4672, 13888), (6944, 9344), (7168, 9052), (7936, 8176)]