165376

素因数分解:

$2^9\times {\mathrm{17}}^1\times {\mathrm{19}}^1$

素因数の和:54

約数の個数: 40

約数和(自身を含む): 368280

約数和(自身を除く): 202904

約数列:

[1, 2, 4, 8, 16, 17, 19, 32, 34, 38, 64, 68, 76, 128, 136, 152, 256, 272, 304, 323, 512, 544, 608, 646, 1088, 1216, 1292, 2176, 2432, 2584, 4352, 4864, 5168, 8704, 9728, 10336, 20672, 41344, 82688, 165376]

約数ペア:

[(1, 165376), (2, 82688), (4, 41344), (8, 20672), (16, 10336), (17, 9728), (19, 8704), (32, 5168), (34, 4864), (38, 4352), (64, 2584), (68, 2432), (76, 2176), (128, 1292), (136, 1216), (152, 1088), (256, 646), (272, 608), (304, 544), (323, 512)]