26498320

素因数分解:

$2^4\times 5^1\times {\mathrm{43}}^1\times {\mathrm{7703}}^1$

素因数の和:7759

約数の個数: 40

約数和(自身を含む): 63049536

約数和(自身を除く): 36551216

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 43, 80, 86, 172, 215, 344, 430, 688, 860, 1720, 3440, 7703, 15406, 30812, 38515, 61624, 77030, 123248, 154060, 308120, 331229, 616240, 662458, 1324916, 1656145, 2649832, 3312290, 5299664, 6624580, 13249160, 26498320]

約数ペア:

[(1, 26498320), (2, 13249160), (4, 6624580), (5, 5299664), (8, 3312290), (10, 2649832), (16, 1656145), (20, 1324916), (40, 662458), (43, 616240), (80, 331229), (86, 308120), (172, 154060), (215, 123248), (344, 77030), (430, 61624), (688, 38515), (860, 30812), (1720, 15406), (3440, 7703)]