201625840

素因数分解:

$2^4\times 5^1\times {\mathrm{13}}^1\times {\mathrm{193871}}^1$

素因数の和:193897

約数の個数: 40

約数和(自身を含む): 504842688

約数和(自身を除く): 303216848

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 40, 52, 65, 80, 104, 130, 208, 260, 520, 1040, 193871, 387742, 775484, 969355, 1550968, 1938710, 2520323, 3101936, 3877420, 5040646, 7754840, 10081292, 12601615, 15509680, 20162584, 25203230, 40325168, 50406460, 100812920, 201625840]

約数ペア:

[(1, 201625840), (2, 100812920), (4, 50406460), (5, 40325168), (8, 25203230), (10, 20162584), (13, 15509680), (16, 12601615), (20, 10081292), (26, 7754840), (40, 5040646), (52, 3877420), (65, 3101936), (80, 2520323), (104, 1938710), (130, 1550968), (208, 969355), (260, 775484), (520, 387742), (1040, 193871)]