75688840

素因数分解:

$2^3\times 5^1\times {\mathrm{29}}^1\times {\mathrm{71}}^1\times {\mathrm{919}}^1$

素因数の和:1030

約数の個数: 64

約数和(自身を含む): 178848000

約数和(自身を除く): 103159160

約数列:

[1, 2, 4, 5, 8, 10, 20, 29, 40, 58, 71, 116, 142, 145, 232, 284, 290, 355, 568, 580, 710, 919, 1160, 1420, 1838, 2059, 2840, 3676, 4118, 4595, 7352, 8236, 9190, 10295, 16472, 18380, 20590, 26651, 36760, 41180, 53302, 65249, 82360, 106604, 130498, 133255, 213208, 260996, 266510, 326245, 521992, 533020, 652490, 1066040, 1304980, 1892221, 2609960, 3784442, 7568884, 9461105, 15137768, 18922210, 37844420, 75688840]

約数ペア:

[(1, 75688840), (2, 37844420), (4, 18922210), (5, 15137768), (8, 9461105), (10, 7568884), (20, 3784442), (29, 2609960), (40, 1892221), (58, 1304980), (71, 1066040), (116, 652490), (142, 533020), (145, 521992), (232, 326245), (284, 266510), (290, 260996), (355, 213208), (568, 133255), (580, 130498), (710, 106604), (919, 82360), (1160, 65249), (1420, 53302), (1838, 41180), (2059, 36760), (2840, 26651), (3676, 20590), (4118, 18380), (4595, 16472), (7352, 10295), (8236, 9190)]