10002000

素因数分解:

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

素因数の和:1693

約数の個数: 80

約数和(自身を含む): 32265792

約数和(自身を除く): 22263792

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 25, 30, 40, 48, 50, 60, 75, 80, 100, 120, 125, 150, 200, 240, 250, 300, 375, 400, 500, 600, 750, 1000, 1200, 1500, 1667, 2000, 3000, 3334, 5001, 6000, 6668, 8335, 10002, 13336, 16670, 20004, 25005, 26672, 33340, 40008, 41675, 50010, 66680, 80016, 83350, 100020, 125025, 133360, 166700, 200040, 208375, 250050, 333400, 400080, 416750, 500100, 625125, 666800, 833500, 1000200, 1250250, 1667000, 2000400, 2500500, 3334000, 5001000, 10002000]

約数ペア:

[(1, 10002000), (2, 5001000), (3, 3334000), (4, 2500500), (5, 2000400), (6, 1667000), (8, 1250250), (10, 1000200), (12, 833500), (15, 666800), (16, 625125), (20, 500100), (24, 416750), (25, 400080), (30, 333400), (40, 250050), (48, 208375), (50, 200040), (60, 166700), (75, 133360), (80, 125025), (100, 100020), (120, 83350), (125, 80016), (150, 66680), (200, 50010), (240, 41675), (250, 40008), (300, 33340), (375, 26672), (400, 25005), (500, 20004), (600, 16670), (750, 13336), (1000, 10002), (1200, 8335), (1500, 6668), (1667, 6000), (2000, 5001), (3000, 3334)]