165540256

素因数分解:

$2^5\times 7^1\times {\mathrm{499}}^1\times {\mathrm{1481}}^1$

素因数の和:1997

約数の個数: 48

約数和(自身を含む): 373464000

約数和(自身を除く): 207923744

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 32, 56, 112, 224, 499, 998, 1481, 1996, 2962, 3493, 3992, 5924, 6986, 7984, 10367, 11848, 13972, 15968, 20734, 23696, 27944, 41468, 47392, 55888, 82936, 111776, 165872, 331744, 739019, 1478038, 2956076, 5173133, 5912152, 10346266, 11824304, 20692532, 23648608, 41385064, 82770128, 165540256]

約数ペア:

[(1, 165540256), (2, 82770128), (4, 41385064), (7, 23648608), (8, 20692532), (14, 11824304), (16, 10346266), (28, 5912152), (32, 5173133), (56, 2956076), (112, 1478038), (224, 739019), (499, 331744), (998, 165872), (1481, 111776), (1996, 82936), (2962, 55888), (3493, 47392), (3992, 41468), (5924, 27944), (6986, 23696), (7984, 20734), (10367, 15968), (11848, 13972)]