5400800

素因数分解:

$2^5\times 5^2\times {\mathrm{43}}^1\times {\mathrm{157}}^1$

素因数の和:220

約数の個数: 72

約数和(自身を含む): 13577256

約数和(自身を除く): 8176456

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 32, 40, 43, 50, 80, 86, 100, 157, 160, 172, 200, 215, 314, 344, 400, 430, 628, 688, 785, 800, 860, 1075, 1256, 1376, 1570, 1720, 2150, 2512, 3140, 3440, 3925, 4300, 5024, 6280, 6751, 6880, 7850, 8600, 12560, 13502, 15700, 17200, 25120, 27004, 31400, 33755, 34400, 54008, 62800, 67510, 108016, 125600, 135020, 168775, 216032, 270040, 337550, 540080, 675100, 1080160, 1350200, 2700400, 5400800]

約数ペア:

[(1, 5400800), (2, 2700400), (4, 1350200), (5, 1080160), (8, 675100), (10, 540080), (16, 337550), (20, 270040), (25, 216032), (32, 168775), (40, 135020), (43, 125600), (50, 108016), (80, 67510), (86, 62800), (100, 54008), (157, 34400), (160, 33755), (172, 31400), (200, 27004), (215, 25120), (314, 17200), (344, 15700), (400, 13502), (430, 12560), (628, 8600), (688, 7850), (785, 6880), (800, 6751), (860, 6280), (1075, 5024), (1256, 4300), (1376, 3925), (1570, 3440), (1720, 3140), (2150, 2512)]