53275720

素因数分解:

$2^3\times 5^1\times {\mathrm{67}}^1\times {\mathrm{103}}^1\times {\mathrm{193}}^1$

素因数の和:374

約数の個数: 64

約数和(自身を含む): 123477120

約数和(自身を除く): 70201400

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 67, 103, 134, 193, 206, 268, 335, 386, 412, 515, 536, 670, 772, 824, 965, 1030, 1340, 1544, 1930, 2060, 2680, 3860, 4120, 6901, 7720, 12931, 13802, 19879, 25862, 27604, 34505, 39758, 51724, 55208, 64655, 69010, 79516, 99395, 103448, 129310, 138020, 159032, 198790, 258620, 276040, 397580, 517240, 795160, 1331893, 2663786, 5327572, 6659465, 10655144, 13318930, 26637860, 53275720]

約数ペア:

[(1, 53275720), (2, 26637860), (4, 13318930), (5, 10655144), (8, 6659465), (10, 5327572), (20, 2663786), (40, 1331893), (67, 795160), (103, 517240), (134, 397580), (193, 276040), (206, 258620), (268, 198790), (335, 159032), (386, 138020), (412, 129310), (515, 103448), (536, 99395), (670, 79516), (772, 69010), (824, 64655), (965, 55208), (1030, 51724), (1340, 39758), (1544, 34505), (1930, 27604), (2060, 25862), (2680, 19879), (3860, 13802), (4120, 12931), (6901, 7720)]