68988350

素因数分解:

$2^1\times 5^2\times {\mathrm{37}}^1\times {\mathrm{89}}^1\times {\mathrm{419}}^1$

素因数の和:557

約数の個数: 48

約数和(自身を含む): 133585200

約数和(自身を除く): 64596850

約数列:

[1, 2, 5, 10, 25, 37, 50, 74, 89, 178, 185, 370, 419, 445, 838, 890, 925, 1850, 2095, 2225, 3293, 4190, 4450, 6586, 10475, 15503, 16465, 20950, 31006, 32930, 37291, 74582, 77515, 82325, 155030, 164650, 186455, 372910, 387575, 775150, 932275, 1379767, 1864550, 2759534, 6898835, 13797670, 34494175, 68988350]

約数ペア:

[(1, 68988350), (2, 34494175), (5, 13797670), (10, 6898835), (25, 2759534), (37, 1864550), (50, 1379767), (74, 932275), (89, 775150), (178, 387575), (185, 372910), (370, 186455), (419, 164650), (445, 155030), (838, 82325), (890, 77515), (925, 74582), (1850, 37291), (2095, 32930), (2225, 31006), (3293, 20950), (4190, 16465), (4450, 15503), (6586, 10475)]