73889000

素因数分解:

$2^3\times 5^3\times {\mathrm{37}}^1\times {\mathrm{1997}}^1$

素因数の和:2055

約数の個数: 64

約数和(自身を含む): 177662160

約数和(自身を除く): 103773160

約数列:

[1, 2, 4, 5, 8, 10, 20, 25, 37, 40, 50, 74, 100, 125, 148, 185, 200, 250, 296, 370, 500, 740, 925, 1000, 1480, 1850, 1997, 3700, 3994, 4625, 7400, 7988, 9250, 9985, 15976, 18500, 19970, 37000, 39940, 49925, 73889, 79880, 99850, 147778, 199700, 249625, 295556, 369445, 399400, 499250, 591112, 738890, 998500, 1477780, 1847225, 1997000, 2955560, 3694450, 7388900, 9236125, 14777800, 18472250, 36944500, 73889000]

約数ペア:

[(1, 73889000), (2, 36944500), (4, 18472250), (5, 14777800), (8, 9236125), (10, 7388900), (20, 3694450), (25, 2955560), (37, 1997000), (40, 1847225), (50, 1477780), (74, 998500), (100, 738890), (125, 591112), (148, 499250), (185, 399400), (200, 369445), (250, 295556), (296, 249625), (370, 199700), (500, 147778), (740, 99850), (925, 79880), (1000, 73889), (1480, 49925), (1850, 39940), (1997, 37000), (3700, 19970), (3994, 18500), (4625, 15976), (7400, 9985), (7988, 9250)]