80815474

素因数分解:

$2^1\times {\mathrm{19}}^1\times {\mathrm{37}}^1\times {\mathrm{229}}^1\times {\mathrm{251}}^1$

素因数の和:538

約数の個数: 32

約数和(自身を含む): 132148800

約数和(自身を除く): 51333326

約数列:

[1, 2, 19, 37, 38, 74, 229, 251, 458, 502, 703, 1406, 4351, 4769, 8473, 8702, 9287, 9538, 16946, 18574, 57479, 114958, 160987, 176453, 321974, 352906, 1092101, 2126723, 2184202, 4253446, 40407737, 80815474]

約数ペア:

[(1, 80815474), (2, 40407737), (19, 4253446), (37, 2184202), (38, 2126723), (74, 1092101), (229, 352906), (251, 321974), (458, 176453), (502, 160987), (703, 114958), (1406, 57479), (4351, 18574), (4769, 16946), (8473, 9538), (8702, 9287)]