99780640

素因数分解:

$2^5\times 5^1\times {\mathrm{43}}^1\times {\mathrm{14503}}^1$

素因数の和:14561

約数の個数: 48

約数和(自身を含む): 241230528

約数和(自身を除く): 141449888

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 43, 80, 86, 160, 172, 215, 344, 430, 688, 860, 1376, 1720, 3440, 6880, 14503, 29006, 58012, 72515, 116024, 145030, 232048, 290060, 464096, 580120, 623629, 1160240, 1247258, 2320480, 2494516, 3118145, 4989032, 6236290, 9978064, 12472580, 19956128, 24945160, 49890320, 99780640]

約数ペア:

[(1, 99780640), (2, 49890320), (4, 24945160), (5, 19956128), (8, 12472580), (10, 9978064), (16, 6236290), (20, 4989032), (32, 3118145), (40, 2494516), (43, 2320480), (80, 1247258), (86, 1160240), (160, 623629), (172, 580120), (215, 464096), (344, 290060), (430, 232048), (688, 145030), (860, 116024), (1376, 72515), (1720, 58012), (3440, 29006), (6880, 14503)]