165972904

素因数分解:

$2^3\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{64231}}^1$

素因数の和:64273

約数の個数: 32

約数和(自身を含む): 346852800

約数和(自身を除く): 180879896

約数列:

[1, 2, 4, 8, 17, 19, 34, 38, 68, 76, 136, 152, 323, 646, 1292, 2584, 64231, 128462, 256924, 513848, 1091927, 1220389, 2183854, 2440778, 4367708, 4881556, 8735416, 9763112, 20746613, 41493226, 82986452, 165972904]

約数ペア:

[(1, 165972904), (2, 82986452), (4, 41493226), (8, 20746613), (17, 9763112), (19, 8735416), (34, 4881556), (38, 4367708), (68, 2440778), (76, 2183854), (136, 1220389), (152, 1091927), (323, 513848), (646, 256924), (1292, 128462), (2584, 64231)]