90209728

素因数分解:

$2^6\times 7^1\times {\mathrm{61}}^1\times {\mathrm{3301}}^1$

素因数の和:3381

約数の個数: 56

約数和(自身を含む): 207999584

約数和(自身を除く): 117789856

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 32, 56, 61, 64, 112, 122, 224, 244, 427, 448, 488, 854, 976, 1708, 1952, 3301, 3416, 3904, 6602, 6832, 13204, 13664, 23107, 26408, 27328, 46214, 52816, 92428, 105632, 184856, 201361, 211264, 369712, 402722, 739424, 805444, 1409527, 1478848, 1610888, 2819054, 3221776, 5638108, 6443552, 11276216, 12887104, 22552432, 45104864, 90209728]

約数ペア:

[(1, 90209728), (2, 45104864), (4, 22552432), (7, 12887104), (8, 11276216), (14, 6443552), (16, 5638108), (28, 3221776), (32, 2819054), (56, 1610888), (61, 1478848), (64, 1409527), (112, 805444), (122, 739424), (224, 402722), (244, 369712), (427, 211264), (448, 201361), (488, 184856), (854, 105632), (976, 92428), (1708, 52816), (1952, 46214), (3301, 27328), (3416, 26408), (3904, 23107), (6602, 13664), (6832, 13204)]