1289651584

素因数分解:

$2^7\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{31}}^1\times {\mathrm{1087}}^1$

素因数の和:1168

約数の個数: 128

約数和(自身を含む): 2983034880

約数和(自身を除く): 1693383296

約数列:

[1, 2, 4, 8, 13, 16, 23, 26, 31, 32, 46, 52, 62, 64, 92, 104, 124, 128, 184, 208, 248, 299, 368, 403, 416, 496, 598, 713, 736, 806, 832, 992, 1087, 1196, 1426, 1472, 1612, 1664, 1984, 2174, 2392, 2852, 2944, 3224, 3968, 4348, 4784, 5704, 6448, 8696, 9269, 9568, 11408, 12896, 14131, 17392, 18538, 19136, 22816, 25001, 25792, 28262, 33697, 34784, 37076, 38272, 45632, 50002, 51584, 56524, 67394, 69568, 74152, 91264, 100004, 113048, 134788, 139136, 148304, 200008, 226096, 269576, 296608, 325013, 400016, 438061, 452192, 539152, 593216, 650026, 775031, 800032, 876122, 904384, 1078304, 1186432, 1300052, 1550062, 1600064, 1752244, 1808768, 2156608, 2600104, 3100124, 3200128, 3504488, 4313216, 5200208, 6200248, 7008976, 10075403, 10400416, 12400496, 14017952, 20150806, 20800832, 24800992, 28035904, 40301612, 41601664, 49601984, 56071808, 80603224, 99203968, 161206448, 322412896, 644825792, 1289651584]

約数ペア:

[(1, 1289651584), (2, 644825792), (4, 322412896), (8, 161206448), (13, 99203968), (16, 80603224), (23, 56071808), (26, 49601984), (31, 41601664), (32, 40301612), (46, 28035904), (52, 24800992), (62, 20800832), (64, 20150806), (92, 14017952), (104, 12400496), (124, 10400416), (128, 10075403), (184, 7008976), (208, 6200248), (248, 5200208), (299, 4313216), (368, 3504488), (403, 3200128), (416, 3100124), (496, 2600104), (598, 2156608), (713, 1808768), (736, 1752244), (806, 1600064), (832, 1550062), (992, 1300052), (1087, 1186432), (1196, 1078304), (1426, 904384), (1472, 876122), (1612, 800032), (1664, 775031), (1984, 650026), (2174, 593216), (2392, 539152), (2852, 452192), (2944, 438061), (3224, 400016), (3968, 325013), (4348, 296608), (4784, 269576), (5704, 226096), (6448, 200008), (8696, 148304), (9269, 139136), (9568, 134788), (11408, 113048), (12896, 100004), (14131, 91264), (17392, 74152), (18538, 69568), (19136, 67394), (22816, 56524), (25001, 51584), (25792, 50002), (28262, 45632), (33697, 38272), (34784, 37076)]