1300271440

素因数分解:

$2^4\times 5^1\times {\mathrm{13}}^1\times {\mathrm{31}}^2\times {\mathrm{1301}}^1$

素因数の和:1389

約数の個数: 120

約数和(自身を含む): 3366675144

約数和(自身を除く): 2066403704

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 31, 40, 52, 62, 65, 80, 104, 124, 130, 155, 208, 248, 260, 310, 403, 496, 520, 620, 806, 961, 1040, 1240, 1301, 1612, 1922, 2015, 2480, 2602, 3224, 3844, 4030, 4805, 5204, 6448, 6505, 7688, 8060, 9610, 10408, 12493, 13010, 15376, 16120, 16913, 19220, 20816, 24986, 26020, 32240, 33826, 38440, 40331, 49972, 52040, 62465, 67652, 76880, 80662, 84565, 99944, 104080, 124930, 135304, 161324, 169130, 199888, 201655, 249860, 270608, 322648, 338260, 403310, 499720, 524303, 645296, 676520, 806620, 999440, 1048606, 1250261, 1353040, 1613240, 2097212, 2500522, 2621515, 3226480, 4194424, 5001044, 5243030, 6251305, 8388848, 10002088, 10486060, 12502610, 16253393, 20004176, 20972120, 25005220, 32506786, 41944240, 50010440, 65013572, 81266965, 100020880, 130027144, 162533930, 260054288, 325067860, 650135720, 1300271440]

約数ペア:

[(1, 1300271440), (2, 650135720), (4, 325067860), (5, 260054288), (8, 162533930), (10, 130027144), (13, 100020880), (16, 81266965), (20, 65013572), (26, 50010440), (31, 41944240), (40, 32506786), (52, 25005220), (62, 20972120), (65, 20004176), (80, 16253393), (104, 12502610), (124, 10486060), (130, 10002088), (155, 8388848), (208, 6251305), (248, 5243030), (260, 5001044), (310, 4194424), (403, 3226480), (496, 2621515), (520, 2500522), (620, 2097212), (806, 1613240), (961, 1353040), (1040, 1250261), (1240, 1048606), (1301, 999440), (1612, 806620), (1922, 676520), (2015, 645296), (2480, 524303), (2602, 499720), (3224, 403310), (3844, 338260), (4030, 322648), (4805, 270608), (5204, 249860), (6448, 201655), (6505, 199888), (7688, 169130), (8060, 161324), (9610, 135304), (10408, 124930), (12493, 104080), (13010, 99944), (15376, 84565), (16120, 80662), (16913, 76880), (19220, 67652), (20816, 62465), (24986, 52040), (26020, 49972), (32240, 40331), (33826, 38440)]