978576800

素因数分解:

$2^5\times 5^2\times {\mathrm{43}}^1\times {\mathrm{28447}}^1$

素因数の和:28510

約数の個数: 72

約数和(自身を含む): 2444593536

約数和(自身を除く): 1466016736

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 32, 40, 43, 50, 80, 86, 100, 160, 172, 200, 215, 344, 400, 430, 688, 800, 860, 1075, 1376, 1720, 2150, 3440, 4300, 6880, 8600, 17200, 28447, 34400, 56894, 113788, 142235, 227576, 284470, 455152, 568940, 711175, 910304, 1137880, 1223221, 1422350, 2275760, 2446442, 2844700, 4551520, 4892884, 5689400, 6116105, 9785768, 11378800, 12232210, 19571536, 22757600, 24464420, 30580525, 39143072, 48928840, 61161050, 97857680, 122322100, 195715360, 244644200, 489288400, 978576800]

約数ペア:

[(1, 978576800), (2, 489288400), (4, 244644200), (5, 195715360), (8, 122322100), (10, 97857680), (16, 61161050), (20, 48928840), (25, 39143072), (32, 30580525), (40, 24464420), (43, 22757600), (50, 19571536), (80, 12232210), (86, 11378800), (100, 9785768), (160, 6116105), (172, 5689400), (200, 4892884), (215, 4551520), (344, 2844700), (400, 2446442), (430, 2275760), (688, 1422350), (800, 1223221), (860, 1137880), (1075, 910304), (1376, 711175), (1720, 568940), (2150, 455152), (3440, 284470), (4300, 227576), (6880, 142235), (8600, 113788), (17200, 56894), (28447, 34400)]