545074780

素因数分解:

$2^2\times 5^1\times {\mathrm{101}}^1\times {\mathrm{149}}^1\times {\mathrm{1811}}^1$

素因数の和:2070

約数の個数: 48

約数和(自身を含む): 1164391200

約数和(自身を除く): 619316420

約数列:

[1, 2, 4, 5, 10, 20, 101, 149, 202, 298, 404, 505, 596, 745, 1010, 1490, 1811, 2020, 2980, 3622, 7244, 9055, 15049, 18110, 30098, 36220, 60196, 75245, 150490, 182911, 269839, 300980, 365822, 539678, 731644, 914555, 1079356, 1349195, 1829110, 2698390, 3658220, 5396780, 27253739, 54507478, 109014956, 136268695, 272537390, 545074780]

約数ペア:

[(1, 545074780), (2, 272537390), (4, 136268695), (5, 109014956), (10, 54507478), (20, 27253739), (101, 5396780), (149, 3658220), (202, 2698390), (298, 1829110), (404, 1349195), (505, 1079356), (596, 914555), (745, 731644), (1010, 539678), (1490, 365822), (1811, 300980), (2020, 269839), (2980, 182911), (3622, 150490), (7244, 75245), (9055, 60196), (15049, 36220), (18110, 30098)]