20163635600

素因数分解:

$2^4\times 5^2\times {\mathrm{157}}^1\times {\mathrm{321077}}^1$

素因数の和:321252

約数の個数: 60

約数和(自身を含む): 48751841364

約数和(自身を除く): 28588205764

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 40, 50, 80, 100, 157, 200, 314, 400, 628, 785, 1256, 1570, 2512, 3140, 3925, 6280, 7850, 12560, 15700, 31400, 62800, 321077, 642154, 1284308, 1605385, 2568616, 3210770, 5137232, 6421540, 8026925, 12843080, 16053850, 25686160, 32107700, 50409089, 64215400, 100818178, 128430800, 201636356, 252045445, 403272712, 504090890, 806545424, 1008181780, 1260227225, 2016363560, 2520454450, 4032727120, 5040908900, 10081817800, 20163635600]

約数ペア:

[(1, 20163635600), (2, 10081817800), (4, 5040908900), (5, 4032727120), (8, 2520454450), (10, 2016363560), (16, 1260227225), (20, 1008181780), (25, 806545424), (40, 504090890), (50, 403272712), (80, 252045445), (100, 201636356), (157, 128430800), (200, 100818178), (314, 64215400), (400, 50409089), (628, 32107700), (785, 25686160), (1256, 16053850), (1570, 12843080), (2512, 8026925), (3140, 6421540), (3925, 5137232), (6280, 3210770), (7850, 2568616), (12560, 1605385), (15700, 1284308), (31400, 642154), (62800, 321077)]