4000800

素因数分解:

$2^5\times 3^1\times 5^2\times {\mathrm{1667}}^1$

素因数の和:1690

約数の個数: 72

約数和(自身を含む): 13030416

約数和(自身を除く): 9029616

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 25, 30, 32, 40, 48, 50, 60, 75, 80, 96, 100, 120, 150, 160, 200, 240, 300, 400, 480, 600, 800, 1200, 1667, 2400, 3334, 5001, 6668, 8335, 10002, 13336, 16670, 20004, 25005, 26672, 33340, 40008, 41675, 50010, 53344, 66680, 80016, 83350, 100020, 125025, 133360, 160032, 166700, 200040, 250050, 266720, 333400, 400080, 500100, 666800, 800160, 1000200, 1333600, 2000400, 4000800]

約数ペア:

[(1, 4000800), (2, 2000400), (3, 1333600), (4, 1000200), (5, 800160), (6, 666800), (8, 500100), (10, 400080), (12, 333400), (15, 266720), (16, 250050), (20, 200040), (24, 166700), (25, 160032), (30, 133360), (32, 125025), (40, 100020), (48, 83350), (50, 80016), (60, 66680), (75, 53344), (80, 50010), (96, 41675), (100, 40008), (120, 33340), (150, 26672), (160, 25005), (200, 20004), (240, 16670), (300, 13336), (400, 10002), (480, 8335), (600, 6668), (800, 5001), (1200, 3334), (1667, 2400)]