26457920

素因数分解:

$2^6\times 5^1\times {\mathrm{89}}^1\times {\mathrm{929}}^1$

素因数の和:1035

約数の個数: 56

約数和(自身を含む): 63779400

約数和(自身を除く): 37321480

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 89, 160, 178, 320, 356, 445, 712, 890, 929, 1424, 1780, 1858, 2848, 3560, 3716, 4645, 5696, 7120, 7432, 9290, 14240, 14864, 18580, 28480, 29728, 37160, 59456, 74320, 82681, 148640, 165362, 297280, 330724, 413405, 661448, 826810, 1322896, 1653620, 2645792, 3307240, 5291584, 6614480, 13228960, 26457920]

約数ペア:

[(1, 26457920), (2, 13228960), (4, 6614480), (5, 5291584), (8, 3307240), (10, 2645792), (16, 1653620), (20, 1322896), (32, 826810), (40, 661448), (64, 413405), (80, 330724), (89, 297280), (160, 165362), (178, 148640), (320, 82681), (356, 74320), (445, 59456), (712, 37160), (890, 29728), (929, 28480), (1424, 18580), (1780, 14864), (1858, 14240), (2848, 9290), (3560, 7432), (3716, 7120), (4645, 5696)]