74749840

素因数分解:

$2^4\times 5^1\times {\mathrm{11}}^1\times {\mathrm{173}}^1\times {\mathrm{491}}^1$

素因数の和:688

約数の個数: 80

約数和(自身を含む): 191077056

約数和(自身を除く): 116327216

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 40, 44, 55, 80, 88, 110, 173, 176, 220, 346, 440, 491, 692, 865, 880, 982, 1384, 1730, 1903, 1964, 2455, 2768, 3460, 3806, 3928, 4910, 5401, 6920, 7612, 7856, 9515, 9820, 10802, 13840, 15224, 19030, 19640, 21604, 27005, 30448, 38060, 39280, 43208, 54010, 76120, 84943, 86416, 108020, 152240, 169886, 216040, 339772, 424715, 432080, 679544, 849430, 934373, 1359088, 1698860, 1868746, 3397720, 3737492, 4671865, 6795440, 7474984, 9343730, 14949968, 18687460, 37374920, 74749840]

約数ペア:

[(1, 74749840), (2, 37374920), (4, 18687460), (5, 14949968), (8, 9343730), (10, 7474984), (11, 6795440), (16, 4671865), (20, 3737492), (22, 3397720), (40, 1868746), (44, 1698860), (55, 1359088), (80, 934373), (88, 849430), (110, 679544), (173, 432080), (176, 424715), (220, 339772), (346, 216040), (440, 169886), (491, 152240), (692, 108020), (865, 86416), (880, 84943), (982, 76120), (1384, 54010), (1730, 43208), (1903, 39280), (1964, 38060), (2455, 30448), (2768, 27005), (3460, 21604), (3806, 19640), (3928, 19030), (4910, 15224), (5401, 13840), (6920, 10802), (7612, 9820), (7856, 9515)]