90313400

素因数分解:

$2^3\times 5^2\times {\mathrm{281}}^1\times {\mathrm{1607}}^1$

素因数の和:1904

約数の個数: 48

約数和(自身を含む): 210857040

約数和(自身を除く): 120543640

約数列:

[1, 2, 4, 5, 8, 10, 20, 25, 40, 50, 100, 200, 281, 562, 1124, 1405, 1607, 2248, 2810, 3214, 5620, 6428, 7025, 8035, 11240, 12856, 14050, 16070, 28100, 32140, 40175, 56200, 64280, 80350, 160700, 321400, 451567, 903134, 1806268, 2257835, 3612536, 4515670, 9031340, 11289175, 18062680, 22578350, 45156700, 90313400]

約数ペア:

[(1, 90313400), (2, 45156700), (4, 22578350), (5, 18062680), (8, 11289175), (10, 9031340), (20, 4515670), (25, 3612536), (40, 2257835), (50, 1806268), (100, 903134), (200, 451567), (281, 321400), (562, 160700), (1124, 80350), (1405, 64280), (1607, 56200), (2248, 40175), (2810, 32140), (3214, 28100), (5620, 16070), (6428, 14050), (7025, 12856), (8035, 11240)]