81423448288

素因数分解:

$2^5\times 7^1\times {\mathrm{13}}^2\times {\mathrm{31}}^1\times {\mathrm{69383}}^1$

素因数の和:69457

約数の個数: 144

約数和(自身を含む): 204781602816

約数和(自身を除く): 123358154528

約数列:

[1, 2, 4, 7, 8, 13, 14, 16, 26, 28, 31, 32, 52, 56, 62, 91, 104, 112, 124, 169, 182, 208, 217, 224, 248, 338, 364, 403, 416, 434, 496, 676, 728, 806, 868, 992, 1183, 1352, 1456, 1612, 1736, 2366, 2704, 2821, 2912, 3224, 3472, 4732, 5239, 5408, 5642, 6448, 6944, 9464, 10478, 11284, 12896, 18928, 20956, 22568, 36673, 37856, 41912, 45136, 69383, 73346, 83824, 90272, 138766, 146692, 167648, 277532, 293384, 485681, 555064, 586768, 901979, 971362, 1110128, 1173536, 1803958, 1942724, 2150873, 2220256, 3607916, 3885448, 4301746, 6313853, 7215832, 7770896, 8603492, 11725727, 12627706, 14431664, 15056111, 15541792, 17206984, 23451454, 25255412, 27961349, 28863328, 30112222, 34413968, 46902908, 50510824, 55922698, 60224444, 68827936, 82080089, 93805816, 101021648, 111845396, 120448888, 164160178, 187611632, 195729443, 202043296, 223690792, 240897776, 328320356, 363497537, 375223264, 391458886, 447381584, 481795552, 656640712, 726995074, 782917772, 894763168, 1313281424, 1453990148, 1565835544, 2544482759, 2626562848, 2907980296, 3131671088, 5088965518, 5815960592, 6263342176, 10177931036, 11631921184, 20355862072, 40711724144, 81423448288]

約数ペア:

[(1, 81423448288), (2, 40711724144), (4, 20355862072), (7, 11631921184), (8, 10177931036), (13, 6263342176), (14, 5815960592), (16, 5088965518), (26, 3131671088), (28, 2907980296), (31, 2626562848), (32, 2544482759), (52, 1565835544), (56, 1453990148), (62, 1313281424), (91, 894763168), (104, 782917772), (112, 726995074), (124, 656640712), (169, 481795552), (182, 447381584), (208, 391458886), (217, 375223264), (224, 363497537), (248, 328320356), (338, 240897776), (364, 223690792), (403, 202043296), (416, 195729443), (434, 187611632), (496, 164160178), (676, 120448888), (728, 111845396), (806, 101021648), (868, 93805816), (992, 82080089), (1183, 68827936), (1352, 60224444), (1456, 55922698), (1612, 50510824), (1736, 46902908), (2366, 34413968), (2704, 30112222), (2821, 28863328), (2912, 27961349), (3224, 25255412), (3472, 23451454), (4732, 17206984), (5239, 15541792), (5408, 15056111), (5642, 14431664), (6448, 12627706), (6944, 11725727), (9464, 8603492), (10478, 7770896), (11284, 7215832), (12896, 6313853), (18928, 4301746), (20956, 3885448), (22568, 3607916), (36673, 2220256), (37856, 2150873), (41912, 1942724), (45136, 1803958), (69383, 1173536), (73346, 1110128), (83824, 971362), (90272, 901979), (138766, 586768), (146692, 555064), (167648, 485681), (277532, 293384)]