320525235280

素因数分解:

$2^4\times 5^1\times {\mathrm{29}}^1\times {\mathrm{138157429}}^1$

素因数の和:138157471

約数の個数: 40

約数和(自身を含む): 770918459400

約数和(自身を除く): 450393224120

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 29, 40, 58, 80, 116, 145, 232, 290, 464, 580, 1160, 2320, 138157429, 276314858, 552629716, 690787145, 1105259432, 1381574290, 2210518864, 2763148580, 4006565441, 5526297160, 8013130882, 11052594320, 16026261764, 20032827205, 32052523528, 40065654410, 64105047056, 80131308820, 160262617640, 320525235280]

約数ペア:

[(1, 320525235280), (2, 160262617640), (4, 80131308820), (5, 64105047056), (8, 40065654410), (10, 32052523528), (16, 20032827205), (20, 16026261764), (29, 11052594320), (40, 8013130882), (58, 5526297160), (80, 4006565441), (116, 2763148580), (145, 2210518864), (232, 1381574290), (290, 1105259432), (464, 690787145), (580, 552629716), (1160, 276314858), (2320, 138157429)]