123428541730

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{53}}^1\times {\mathrm{907}}^1\times {\mathrm{19751}}^1$

素因数の和:20731

約数の個数: 64

約数和(自身を含む): 244056976128

約数和(自身を除く): 120628434398

約数列:

[1, 2, 5, 10, 13, 26, 53, 65, 106, 130, 265, 530, 689, 907, 1378, 1814, 3445, 4535, 6890, 9070, 11791, 19751, 23582, 39502, 48071, 58955, 96142, 98755, 117910, 197510, 240355, 256763, 480710, 513526, 624923, 1046803, 1249846, 1283815, 2093606, 2567630, 3124615, 5234015, 6249230, 10468030, 13608439, 17914157, 27216878, 35828314, 68042195, 89570785, 136084390, 179141570, 232884041, 465768082, 949450321, 1164420205, 1898900642, 2328840410, 4747251605, 9494503210, 12342854173, 24685708346, 61714270865, 123428541730]

約数ペア:

[(1, 123428541730), (2, 61714270865), (5, 24685708346), (10, 12342854173), (13, 9494503210), (26, 4747251605), (53, 2328840410), (65, 1898900642), (106, 1164420205), (130, 949450321), (265, 465768082), (530, 232884041), (689, 179141570), (907, 136084390), (1378, 89570785), (1814, 68042195), (3445, 35828314), (4535, 27216878), (6890, 17914157), (9070, 13608439), (11791, 10468030), (19751, 6249230), (23582, 5234015), (39502, 3124615), (48071, 2567630), (58955, 2093606), (96142, 1283815), (98755, 1249846), (117910, 1046803), (197510, 624923), (240355, 513526), (256763, 480710)]