156659408

素因数分解:

$2^4\times {\mathrm{19}}^1\times {\mathrm{311}}^1\times {\mathrm{1657}}^1$

素因数の和:1995

約数の個数: 40

約数和(自身を含む): 320723520

約数和(自身を除く): 164064112

約数列:

[1, 2, 4, 8, 16, 19, 38, 76, 152, 304, 311, 622, 1244, 1657, 2488, 3314, 4976, 5909, 6628, 11818, 13256, 23636, 26512, 31483, 47272, 62966, 94544, 125932, 251864, 503728, 515327, 1030654, 2061308, 4122616, 8245232, 9791213, 19582426, 39164852, 78329704, 156659408]

約数ペア:

[(1, 156659408), (2, 78329704), (4, 39164852), (8, 19582426), (16, 9791213), (19, 8245232), (38, 4122616), (76, 2061308), (152, 1030654), (304, 515327), (311, 503728), (622, 251864), (1244, 125932), (1657, 94544), (2488, 62966), (3314, 47272), (4976, 31483), (5909, 26512), (6628, 23636), (11818, 13256)]