4540900

素因数分解:

$2^2\times 5^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{499}}^1$

素因数の和:533

約数の個数: 72

約数和(自身を含む): 12152000

約数和(自身を除く): 7611100

約数列:

[1, 2, 4, 5, 7, 10, 13, 14, 20, 25, 26, 28, 35, 50, 52, 65, 70, 91, 100, 130, 140, 175, 182, 260, 325, 350, 364, 455, 499, 650, 700, 910, 998, 1300, 1820, 1996, 2275, 2495, 3493, 4550, 4990, 6487, 6986, 9100, 9980, 12475, 12974, 13972, 17465, 24950, 25948, 32435, 34930, 45409, 49900, 64870, 69860, 87325, 90818, 129740, 162175, 174650, 181636, 227045, 324350, 349300, 454090, 648700, 908180, 1135225, 2270450, 4540900]

約数ペア:

[(1, 4540900), (2, 2270450), (4, 1135225), (5, 908180), (7, 648700), (10, 454090), (13, 349300), (14, 324350), (20, 227045), (25, 181636), (26, 174650), (28, 162175), (35, 129740), (50, 90818), (52, 87325), (65, 69860), (70, 64870), (91, 49900), (100, 45409), (130, 34930), (140, 32435), (175, 25948), (182, 24950), (260, 17465), (325, 13972), (350, 12974), (364, 12475), (455, 9980), (499, 9100), (650, 6986), (700, 6487), (910, 4990), (998, 4550), (1300, 3493), (1820, 2495), (1996, 2275)]