28263950

素因数分解:

$2^1\times 5^2\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{59}}^1\times {\mathrm{67}}^1$

素因数の和:162

約数の個数: 96

約数和(自身を含む): 63745920

約数和(自身を除く): 35481970

約数列:

[1, 2, 5, 10, 11, 13, 22, 25, 26, 50, 55, 59, 65, 67, 110, 118, 130, 134, 143, 275, 286, 295, 325, 335, 550, 590, 649, 650, 670, 715, 737, 767, 871, 1298, 1430, 1474, 1475, 1534, 1675, 1742, 2950, 3245, 3350, 3575, 3685, 3835, 3953, 4355, 6490, 7150, 7370, 7670, 7906, 8437, 8710, 9581, 16225, 16874, 18425, 19162, 19175, 19765, 21775, 32450, 36850, 38350, 39530, 42185, 43483, 43550, 47905, 51389, 84370, 86966, 95810, 98825, 102778, 197650, 210925, 217415, 239525, 256945, 421850, 434830, 479050, 513890, 565279, 1087075, 1130558, 1284725, 2174150, 2569450, 2826395, 5652790, 14131975, 28263950]

約数ペア:

[(1, 28263950), (2, 14131975), (5, 5652790), (10, 2826395), (11, 2569450), (13, 2174150), (22, 1284725), (25, 1130558), (26, 1087075), (50, 565279), (55, 513890), (59, 479050), (65, 434830), (67, 421850), (110, 256945), (118, 239525), (130, 217415), (134, 210925), (143, 197650), (275, 102778), (286, 98825), (295, 95810), (325, 86966), (335, 84370), (550, 51389), (590, 47905), (649, 43550), (650, 43483), (670, 42185), (715, 39530), (737, 38350), (767, 36850), (871, 32450), (1298, 21775), (1430, 19765), (1474, 19175), (1475, 19162), (1534, 18425), (1675, 16874), (1742, 16225), (2950, 9581), (3245, 8710), (3350, 8437), (3575, 7906), (3685, 7670), (3835, 7370), (3953, 7150), (4355, 6490)]