25005000

素因数分解:

$2^3\times 3^1\times 5^4\times {\mathrm{1667}}^1$

素因数の和:1696

約数の個数: 80

約数和(自身を含む): 78162480

約数和(自身を除く): 53157480

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 25, 30, 40, 50, 60, 75, 100, 120, 125, 150, 200, 250, 300, 375, 500, 600, 625, 750, 1000, 1250, 1500, 1667, 1875, 2500, 3000, 3334, 3750, 5000, 5001, 6668, 7500, 8335, 10002, 13336, 15000, 16670, 20004, 25005, 33340, 40008, 41675, 50010, 66680, 83350, 100020, 125025, 166700, 200040, 208375, 250050, 333400, 416750, 500100, 625125, 833500, 1000200, 1041875, 1250250, 1667000, 2083750, 2500500, 3125625, 4167500, 5001000, 6251250, 8335000, 12502500, 25005000]

約数ペア:

[(1, 25005000), (2, 12502500), (3, 8335000), (4, 6251250), (5, 5001000), (6, 4167500), (8, 3125625), (10, 2500500), (12, 2083750), (15, 1667000), (20, 1250250), (24, 1041875), (25, 1000200), (30, 833500), (40, 625125), (50, 500100), (60, 416750), (75, 333400), (100, 250050), (120, 208375), (125, 200040), (150, 166700), (200, 125025), (250, 100020), (300, 83350), (375, 66680), (500, 50010), (600, 41675), (625, 40008), (750, 33340), (1000, 25005), (1250, 20004), (1500, 16670), (1667, 15000), (1875, 13336), (2500, 10002), (3000, 8335), (3334, 7500), (3750, 6668), (5000, 5001)]