90077728

素因数分解:

$2^5\times {\mathrm{13}}^1\times {\mathrm{223}}^1\times {\mathrm{971}}^1$

素因数の和:1217

約数の個数: 48

約数和(自身を含む): 192036096

約数和(自身を除く): 101958368

約数列:

[1, 2, 4, 8, 13, 16, 26, 32, 52, 104, 208, 223, 416, 446, 892, 971, 1784, 1942, 2899, 3568, 3884, 5798, 7136, 7768, 11596, 12623, 15536, 23192, 25246, 31072, 46384, 50492, 92768, 100984, 201968, 216533, 403936, 433066, 866132, 1732264, 2814929, 3464528, 5629858, 6929056, 11259716, 22519432, 45038864, 90077728]

約数ペア:

[(1, 90077728), (2, 45038864), (4, 22519432), (8, 11259716), (13, 6929056), (16, 5629858), (26, 3464528), (32, 2814929), (52, 1732264), (104, 866132), (208, 433066), (223, 403936), (416, 216533), (446, 201968), (892, 100984), (971, 92768), (1784, 50492), (1942, 46384), (2899, 31072), (3568, 25246), (3884, 23192), (5798, 15536), (7136, 12623), (7768, 11596)]