208547240090

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{157}}^1\times {\mathrm{419}}^1\times {\mathrm{45289}}^1$

素因数の和:45879

約数の個数: 64

約数和(自身を含む): 432783993600

約数和(自身を除く): 224236753510

約数列:

[1, 2, 5, 7, 10, 14, 35, 70, 157, 314, 419, 785, 838, 1099, 1570, 2095, 2198, 2933, 4190, 5495, 5866, 10990, 14665, 29330, 45289, 65783, 90578, 131566, 226445, 317023, 328915, 452890, 460481, 634046, 657830, 920962, 1585115, 2302405, 3170230, 4604810, 7110373, 14220746, 18976091, 35551865, 37952182, 49772611, 71103730, 94880455, 99545222, 132832637, 189760910, 248863055, 265665274, 497726110, 664163185, 1328326370, 2979246287, 5958492574, 14896231435, 20854724009, 29792462870, 41709448018, 104273620045, 208547240090]

約数ペア:

[(1, 208547240090), (2, 104273620045), (5, 41709448018), (7, 29792462870), (10, 20854724009), (14, 14896231435), (35, 5958492574), (70, 2979246287), (157, 1328326370), (314, 664163185), (419, 497726110), (785, 265665274), (838, 248863055), (1099, 189760910), (1570, 132832637), (2095, 99545222), (2198, 94880455), (2933, 71103730), (4190, 49772611), (5495, 37952182), (5866, 35551865), (10990, 18976091), (14665, 14220746), (29330, 7110373), (45289, 4604810), (65783, 3170230), (90578, 2302405), (131566, 1585115), (226445, 920962), (317023, 657830), (328915, 634046), (452890, 460481)]