80844880

素因数分解:

$2^4\times 5^1\times {\mathrm{67}}^1\times {\mathrm{15083}}^1$

素因数の和:15163

約数の個数: 40

約数和(自身を含む): 190782432

約数和(自身を除く): 109937552

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 67, 80, 134, 268, 335, 536, 670, 1072, 1340, 2680, 5360, 15083, 30166, 60332, 75415, 120664, 150830, 241328, 301660, 603320, 1010561, 1206640, 2021122, 4042244, 5052805, 8084488, 10105610, 16168976, 20211220, 40422440, 80844880]

約数ペア:

[(1, 80844880), (2, 40422440), (4, 20211220), (5, 16168976), (8, 10105610), (10, 8084488), (16, 5052805), (20, 4042244), (40, 2021122), (67, 1206640), (80, 1010561), (134, 603320), (268, 301660), (335, 241328), (536, 150830), (670, 120664), (1072, 75415), (1340, 60332), (2680, 30166), (5360, 15083)]