2019108100

素因数分解:

$2^2\times 5^2\times {\mathrm{193}}^1\times {\mathrm{233}}^1\times {\mathrm{449}}^1$

素因数の和:889

約数の個数: 72

約数和(自身を含む): 4432919400

約数和(自身を除く): 2413811300

約数列:

[1, 2, 4, 5, 10, 20, 25, 50, 100, 193, 233, 386, 449, 466, 772, 898, 932, 965, 1165, 1796, 1930, 2245, 2330, 3860, 4490, 4660, 4825, 5825, 8980, 9650, 11225, 11650, 19300, 22450, 23300, 44900, 44969, 86657, 89938, 104617, 173314, 179876, 209234, 224845, 346628, 418468, 433285, 449690, 523085, 866570, 899380, 1046170, 1124225, 1733140, 2092340, 2166425, 2248450, 2615425, 4332850, 4496900, 5230850, 8665700, 10461700, 20191081, 40382162, 80764324, 100955405, 201910810, 403821620, 504777025, 1009554050, 2019108100]

約数ペア:

[(1, 2019108100), (2, 1009554050), (4, 504777025), (5, 403821620), (10, 201910810), (20, 100955405), (25, 80764324), (50, 40382162), (100, 20191081), (193, 10461700), (233, 8665700), (386, 5230850), (449, 4496900), (466, 4332850), (772, 2615425), (898, 2248450), (932, 2166425), (965, 2092340), (1165, 1733140), (1796, 1124225), (1930, 1046170), (2245, 899380), (2330, 866570), (3860, 523085), (4490, 449690), (4660, 433285), (4825, 418468), (5825, 346628), (8980, 224845), (9650, 209234), (11225, 179876), (11650, 173314), (19300, 104617), (22450, 89938), (23300, 86657), (44900, 44969)]