644825792

素因数分解:

$2^6\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{31}}^1\times {\mathrm{1087}}^1$

素因数の和:1166

約数の個数: 112

約数和(自身を含む): 1485668352

約数和(自身を除く): 840842560

約数列:

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

約数ペア:

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