2002500

素因数分解:

$2^2\times 3^2\times 5^4\times {\mathrm{89}}^1$

素因数の和:119

約数の個数: 90

約数和(自身を含む): 6396390

約数和(自身を除く): 4393890

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 25, 30, 36, 45, 50, 60, 75, 89, 90, 100, 125, 150, 178, 180, 225, 250, 267, 300, 356, 375, 445, 450, 500, 534, 625, 750, 801, 890, 900, 1068, 1125, 1250, 1335, 1500, 1602, 1780, 1875, 2225, 2250, 2500, 2670, 3204, 3750, 4005, 4450, 4500, 5340, 5625, 6675, 7500, 8010, 8900, 11125, 11250, 13350, 16020, 20025, 22250, 22500, 26700, 33375, 40050, 44500, 55625, 66750, 80100, 100125, 111250, 133500, 166875, 200250, 222500, 333750, 400500, 500625, 667500, 1001250, 2002500]

約数ペア:

[(1, 2002500), (2, 1001250), (3, 667500), (4, 500625), (5, 400500), (6, 333750), (9, 222500), (10, 200250), (12, 166875), (15, 133500), (18, 111250), (20, 100125), (25, 80100), (30, 66750), (36, 55625), (45, 44500), (50, 40050), (60, 33375), (75, 26700), (89, 22500), (90, 22250), (100, 20025), (125, 16020), (150, 13350), (178, 11250), (180, 11125), (225, 8900), (250, 8010), (267, 7500), (300, 6675), (356, 5625), (375, 5340), (445, 4500), (450, 4450), (500, 4005), (534, 3750), (625, 3204), (750, 2670), (801, 2500), (890, 2250), (900, 2225), (1068, 1875), (1125, 1780), (1250, 1602), (1335, 1500)]