2579787520

素因数分解:

$2^8\times 5^1\times {\mathrm{331}}^1\times {\mathrm{6089}}^1$

素因数の和:6441

約数の個数: 72

約数和(自身を含む): 6199084080

約数和(自身を除く): 3619296560

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 128, 160, 256, 320, 331, 640, 662, 1280, 1324, 1655, 2648, 3310, 5296, 6089, 6620, 10592, 12178, 13240, 21184, 24356, 26480, 30445, 42368, 48712, 52960, 60890, 84736, 97424, 105920, 121780, 194848, 211840, 243560, 389696, 423680, 487120, 779392, 974240, 1558784, 1948480, 2015459, 3896960, 4030918, 7793920, 8061836, 10077295, 16123672, 20154590, 32247344, 40309180, 64494688, 80618360, 128989376, 161236720, 257978752, 322473440, 515957504, 644946880, 1289893760, 2579787520]

約数ペア:

[(1, 2579787520), (2, 1289893760), (4, 644946880), (5, 515957504), (8, 322473440), (10, 257978752), (16, 161236720), (20, 128989376), (32, 80618360), (40, 64494688), (64, 40309180), (80, 32247344), (128, 20154590), (160, 16123672), (256, 10077295), (320, 8061836), (331, 7793920), (640, 4030918), (662, 3896960), (1280, 2015459), (1324, 1948480), (1655, 1558784), (2648, 974240), (3310, 779392), (5296, 487120), (6089, 423680), (6620, 389696), (10592, 243560), (12178, 211840), (13240, 194848), (21184, 121780), (24356, 105920), (26480, 97424), (30445, 84736), (42368, 60890), (48712, 52960)]