815442368

素因数分解:

$2^6\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{43}}^1\times {\mathrm{991}}^1$

素因数の和:1082

約数の個数: 112

約数和(自身を含む): 1862547456

約数和(自身を除く): 1047105088

約数列:

[1, 2, 4, 8, 13, 16, 23, 26, 32, 43, 46, 52, 64, 86, 92, 104, 172, 184, 208, 299, 344, 368, 416, 559, 598, 688, 736, 832, 989, 991, 1118, 1196, 1376, 1472, 1978, 1982, 2236, 2392, 2752, 3956, 3964, 4472, 4784, 7912, 7928, 8944, 9568, 12857, 12883, 15824, 15856, 17888, 19136, 22793, 25714, 25766, 31648, 31712, 35776, 42613, 45586, 51428, 51532, 63296, 63424, 85226, 91172, 102856, 103064, 170452, 182344, 205712, 206128, 296309, 340904, 364688, 411424, 412256, 553969, 592618, 681808, 729376, 822848, 824512, 980099, 1107938, 1185236, 1363616, 1458752, 1960198, 2215876, 2370472, 2727232, 3920396, 4431752, 4740944, 7840792, 8863504, 9481888, 12741287, 15681584, 17727008, 18963776, 25482574, 31363168, 35454016, 50965148, 62726336, 101930296, 203860592, 407721184, 815442368]

約数ペア:

[(1, 815442368), (2, 407721184), (4, 203860592), (8, 101930296), (13, 62726336), (16, 50965148), (23, 35454016), (26, 31363168), (32, 25482574), (43, 18963776), (46, 17727008), (52, 15681584), (64, 12741287), (86, 9481888), (92, 8863504), (104, 7840792), (172, 4740944), (184, 4431752), (208, 3920396), (299, 2727232), (344, 2370472), (368, 2215876), (416, 1960198), (559, 1458752), (598, 1363616), (688, 1185236), (736, 1107938), (832, 980099), (989, 824512), (991, 822848), (1118, 729376), (1196, 681808), (1376, 592618), (1472, 553969), (1978, 412256), (1982, 411424), (2236, 364688), (2392, 340904), (2752, 296309), (3956, 206128), (3964, 205712), (4472, 182344), (4784, 170452), (7912, 103064), (7928, 102856), (8944, 91172), (9568, 85226), (12857, 63424), (12883, 63296), (15824, 51532), (15856, 51428), (17888, 45586), (19136, 42613), (22793, 35776), (25714, 31712), (25766, 31648)]