161878256

素因数分解:

$2^4\times {\mathrm{37}}^1\times {\mathrm{97}}^1\times {\mathrm{2819}}^1$

素因数の和:2961

約数の個数: 40

約数和(自身を含む): 325552080

約数和(自身を除く): 163673824

約数列:

[1, 2, 4, 8, 16, 37, 74, 97, 148, 194, 296, 388, 592, 776, 1552, 2819, 3589, 5638, 7178, 11276, 14356, 22552, 28712, 45104, 57424, 104303, 208606, 273443, 417212, 546886, 834424, 1093772, 1668848, 2187544, 4375088, 10117391, 20234782, 40469564, 80939128, 161878256]

約数ペア:

[(1, 161878256), (2, 80939128), (4, 40469564), (8, 20234782), (16, 10117391), (37, 4375088), (74, 2187544), (97, 1668848), (148, 1093772), (194, 834424), (296, 546886), (388, 417212), (592, 273443), (776, 208606), (1552, 104303), (2819, 57424), (3589, 45104), (5638, 28712), (7178, 22552), (11276, 14356)]