8005120

素因数分解:

$2^9\times 5^1\times {\mathrm{53}}^1\times {\mathrm{59}}^1$

素因数の和:135

約数の個数: 80

約数和(自身を含む): 19887120

約数和(自身を除く): 11882000

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 53, 59, 64, 80, 106, 118, 128, 160, 212, 236, 256, 265, 295, 320, 424, 472, 512, 530, 590, 640, 848, 944, 1060, 1180, 1280, 1696, 1888, 2120, 2360, 2560, 3127, 3392, 3776, 4240, 4720, 6254, 6784, 7552, 8480, 9440, 12508, 13568, 15104, 15635, 16960, 18880, 25016, 27136, 30208, 31270, 33920, 37760, 50032, 62540, 67840, 75520, 100064, 125080, 135680, 151040, 200128, 250160, 400256, 500320, 800512, 1000640, 1601024, 2001280, 4002560, 8005120]

約数ペア:

[(1, 8005120), (2, 4002560), (4, 2001280), (5, 1601024), (8, 1000640), (10, 800512), (16, 500320), (20, 400256), (32, 250160), (40, 200128), (53, 151040), (59, 135680), (64, 125080), (80, 100064), (106, 75520), (118, 67840), (128, 62540), (160, 50032), (212, 37760), (236, 33920), (256, 31270), (265, 30208), (295, 27136), (320, 25016), (424, 18880), (472, 16960), (512, 15635), (530, 15104), (590, 13568), (640, 12508), (848, 9440), (944, 8480), (1060, 7552), (1180, 6784), (1280, 6254), (1696, 4720), (1888, 4240), (2120, 3776), (2360, 3392), (2560, 3127)]