16564718560

素因数分解:

$2^5\times 5^1\times {\mathrm{13}}^1\times {\mathrm{31}}^2\times {\mathrm{8287}}^1$

素因数の和:8377

約数の個数: 144

約数和(自身を含む): 43553075328

約数和(自身を除く): 26988356768

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 31, 32, 40, 52, 62, 65, 80, 104, 124, 130, 155, 160, 208, 248, 260, 310, 403, 416, 496, 520, 620, 806, 961, 992, 1040, 1240, 1612, 1922, 2015, 2080, 2480, 3224, 3844, 4030, 4805, 4960, 6448, 7688, 8060, 8287, 9610, 12493, 12896, 15376, 16120, 16574, 19220, 24986, 30752, 32240, 33148, 38440, 41435, 49972, 62465, 64480, 66296, 76880, 82870, 99944, 107731, 124930, 132592, 153760, 165740, 199888, 215462, 249860, 256897, 265184, 331480, 399776, 430924, 499720, 513794, 538655, 662960, 861848, 999440, 1027588, 1077310, 1284485, 1325920, 1723696, 1998880, 2055176, 2154620, 2568970, 3339661, 3447392, 4110352, 4309240, 5137940, 6679322, 7963807, 8220704, 8618480, 10275880, 13358644, 15927614, 16698305, 17236960, 20551760, 26717288, 31855228, 33396610, 39819035, 41103520, 53434576, 63710456, 66793220, 79638070, 103529491, 106869152, 127420912, 133586440, 159276140, 207058982, 254841824, 267172880, 318552280, 414117964, 517647455, 534345760, 637104560, 828235928, 1035294910, 1274209120, 1656471856, 2070589820, 3312943712, 4141179640, 8282359280, 16564718560]

約数ペア:

[(1, 16564718560), (2, 8282359280), (4, 4141179640), (5, 3312943712), (8, 2070589820), (10, 1656471856), (13, 1274209120), (16, 1035294910), (20, 828235928), (26, 637104560), (31, 534345760), (32, 517647455), (40, 414117964), (52, 318552280), (62, 267172880), (65, 254841824), (80, 207058982), (104, 159276140), (124, 133586440), (130, 127420912), (155, 106869152), (160, 103529491), (208, 79638070), (248, 66793220), (260, 63710456), (310, 53434576), (403, 41103520), (416, 39819035), (496, 33396610), (520, 31855228), (620, 26717288), (806, 20551760), (961, 17236960), (992, 16698305), (1040, 15927614), (1240, 13358644), (1612, 10275880), (1922, 8618480), (2015, 8220704), (2080, 7963807), (2480, 6679322), (3224, 5137940), (3844, 4309240), (4030, 4110352), (4805, 3447392), (4960, 3339661), (6448, 2568970), (7688, 2154620), (8060, 2055176), (8287, 1998880), (9610, 1723696), (12493, 1325920), (12896, 1284485), (15376, 1077310), (16120, 1027588), (16574, 999440), (19220, 861848), (24986, 662960), (30752, 538655), (32240, 513794), (33148, 499720), (38440, 430924), (41435, 399776), (49972, 331480), (62465, 265184), (64480, 256897), (66296, 249860), (76880, 215462), (82870, 199888), (99944, 165740), (107731, 153760), (124930, 132592)]