75457720

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{31}}^2\times {\mathrm{151}}^1$

素因数の和:237

約数の個数: 96

約数和(自身を含む): 190179360

約数和(自身を除く): 114721640

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 31, 40, 52, 62, 65, 104, 124, 130, 151, 155, 248, 260, 302, 310, 403, 520, 604, 620, 755, 806, 961, 1208, 1240, 1510, 1612, 1922, 1963, 2015, 3020, 3224, 3844, 3926, 4030, 4681, 4805, 6040, 7688, 7852, 8060, 9362, 9610, 9815, 12493, 15704, 16120, 18724, 19220, 19630, 23405, 24986, 37448, 38440, 39260, 46810, 49972, 60853, 62465, 78520, 93620, 99944, 121706, 124930, 145111, 187240, 243412, 249860, 290222, 304265, 486824, 499720, 580444, 608530, 725555, 1160888, 1217060, 1451110, 1886443, 2434120, 2902220, 3772886, 5804440, 7545772, 9432215, 15091544, 18864430, 37728860, 75457720]

約数ペア:

[(1, 75457720), (2, 37728860), (4, 18864430), (5, 15091544), (8, 9432215), (10, 7545772), (13, 5804440), (20, 3772886), (26, 2902220), (31, 2434120), (40, 1886443), (52, 1451110), (62, 1217060), (65, 1160888), (104, 725555), (124, 608530), (130, 580444), (151, 499720), (155, 486824), (248, 304265), (260, 290222), (302, 249860), (310, 243412), (403, 187240), (520, 145111), (604, 124930), (620, 121706), (755, 99944), (806, 93620), (961, 78520), (1208, 62465), (1240, 60853), (1510, 49972), (1612, 46810), (1922, 39260), (1963, 38440), (2015, 37448), (3020, 24986), (3224, 23405), (3844, 19630), (3926, 19220), (4030, 18724), (4681, 16120), (4805, 15704), (6040, 12493), (7688, 9815), (7852, 9610), (8060, 9362)]