71914000

素因数分解:

$2^4\times 5^3\times {\mathrm{41}}^1\times {\mathrm{877}}^1$

素因数の和:941

約数の個数: 80

約数和(自身を含む): 178332336

約数和(自身を除く): 106418336

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 40, 41, 50, 80, 82, 100, 125, 164, 200, 205, 250, 328, 400, 410, 500, 656, 820, 877, 1000, 1025, 1640, 1754, 2000, 2050, 3280, 3508, 4100, 4385, 5125, 7016, 8200, 8770, 10250, 14032, 16400, 17540, 20500, 21925, 35080, 35957, 41000, 43850, 70160, 71914, 82000, 87700, 109625, 143828, 175400, 179785, 219250, 287656, 350800, 359570, 438500, 575312, 719140, 877000, 898925, 1438280, 1754000, 1797850, 2876560, 3595700, 4494625, 7191400, 8989250, 14382800, 17978500, 35957000, 71914000]

約数ペア:

[(1, 71914000), (2, 35957000), (4, 17978500), (5, 14382800), (8, 8989250), (10, 7191400), (16, 4494625), (20, 3595700), (25, 2876560), (40, 1797850), (41, 1754000), (50, 1438280), (80, 898925), (82, 877000), (100, 719140), (125, 575312), (164, 438500), (200, 359570), (205, 350800), (250, 287656), (328, 219250), (400, 179785), (410, 175400), (500, 143828), (656, 109625), (820, 87700), (877, 82000), (1000, 71914), (1025, 70160), (1640, 43850), (1754, 41000), (2000, 35957), (2050, 35080), (3280, 21925), (3508, 20500), (4100, 17540), (4385, 16400), (5125, 14032), (7016, 10250), (8200, 8770)]