8088320

素因数分解:

$2^8\times 5^1\times {\mathrm{71}}^1\times {\mathrm{89}}^1$

素因数の和:181

約数の個数: 72

約数和(自身を含む): 19867680

約数和(自身を除く): 11779360

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 71, 80, 89, 128, 142, 160, 178, 256, 284, 320, 355, 356, 445, 568, 640, 710, 712, 890, 1136, 1280, 1420, 1424, 1780, 2272, 2840, 2848, 3560, 4544, 5680, 5696, 6319, 7120, 9088, 11360, 11392, 12638, 14240, 18176, 22720, 22784, 25276, 28480, 31595, 45440, 50552, 56960, 63190, 90880, 101104, 113920, 126380, 202208, 252760, 404416, 505520, 808832, 1011040, 1617664, 2022080, 4044160, 8088320]

約数ペア:

[(1, 8088320), (2, 4044160), (4, 2022080), (5, 1617664), (8, 1011040), (10, 808832), (16, 505520), (20, 404416), (32, 252760), (40, 202208), (64, 126380), (71, 113920), (80, 101104), (89, 90880), (128, 63190), (142, 56960), (160, 50552), (178, 45440), (256, 31595), (284, 28480), (320, 25276), (355, 22784), (356, 22720), (445, 18176), (568, 14240), (640, 12638), (710, 11392), (712, 11360), (890, 9088), (1136, 7120), (1280, 6319), (1420, 5696), (1424, 5680), (1780, 4544), (2272, 3560), (2840, 2848)]