28042500

素因数分解:

$2^2\times 3^1\times 5^4\times {\mathrm{3739}}^1$

素因数の和:3766

約数の個数: 60

約数和(自身を含む): 81786320

約数和(自身を除く): 53743820

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 25, 30, 50, 60, 75, 100, 125, 150, 250, 300, 375, 500, 625, 750, 1250, 1500, 1875, 2500, 3739, 3750, 7478, 7500, 11217, 14956, 18695, 22434, 37390, 44868, 56085, 74780, 93475, 112170, 186950, 224340, 280425, 373900, 467375, 560850, 934750, 1121700, 1402125, 1869500, 2336875, 2804250, 4673750, 5608500, 7010625, 9347500, 14021250, 28042500]

約数ペア:

[(1, 28042500), (2, 14021250), (3, 9347500), (4, 7010625), (5, 5608500), (6, 4673750), (10, 2804250), (12, 2336875), (15, 1869500), (20, 1402125), (25, 1121700), (30, 934750), (50, 560850), (60, 467375), (75, 373900), (100, 280425), (125, 224340), (150, 186950), (250, 112170), (300, 93475), (375, 74780), (500, 56085), (625, 44868), (750, 37390), (1250, 22434), (1500, 18695), (1875, 14956), (2500, 11217), (3739, 7500), (3750, 7478)]