858641888

素因数分解:

$2^5\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{43}}^1\times {\mathrm{2087}}^1$

素因数の和:2176

約数の個数: 96

約数和(自身を含む): 1944746496

約数和(自身を除く): 1086104608

約数列:

[1, 2, 4, 8, 13, 16, 23, 26, 32, 43, 46, 52, 86, 92, 104, 172, 184, 208, 299, 344, 368, 416, 559, 598, 688, 736, 989, 1118, 1196, 1376, 1978, 2087, 2236, 2392, 3956, 4174, 4472, 4784, 7912, 8348, 8944, 9568, 12857, 15824, 16696, 17888, 25714, 27131, 31648, 33392, 48001, 51428, 54262, 66784, 89741, 96002, 102856, 108524, 179482, 192004, 205712, 217048, 358964, 384008, 411424, 434096, 624013, 717928, 768016, 868192, 1166633, 1248026, 1435856, 1536032, 2064043, 2333266, 2496052, 2871712, 4128086, 4666532, 4992104, 8256172, 9333064, 9984208, 16512344, 18666128, 19968416, 26832559, 33024688, 37332256, 53665118, 66049376, 107330236, 214660472, 429320944, 858641888]

約数ペア:

[(1, 858641888), (2, 429320944), (4, 214660472), (8, 107330236), (13, 66049376), (16, 53665118), (23, 37332256), (26, 33024688), (32, 26832559), (43, 19968416), (46, 18666128), (52, 16512344), (86, 9984208), (92, 9333064), (104, 8256172), (172, 4992104), (184, 4666532), (208, 4128086), (299, 2871712), (344, 2496052), (368, 2333266), (416, 2064043), (559, 1536032), (598, 1435856), (688, 1248026), (736, 1166633), (989, 868192), (1118, 768016), (1196, 717928), (1376, 624013), (1978, 434096), (2087, 411424), (2236, 384008), (2392, 358964), (3956, 217048), (4174, 205712), (4472, 192004), (4784, 179482), (7912, 108524), (8348, 102856), (8944, 96002), (9568, 89741), (12857, 66784), (15824, 54262), (16696, 51428), (17888, 48001), (25714, 33392), (27131, 31648)]