68911456

素因数分解:

$2^5\times {\mathrm{43}}^1\times {\mathrm{61}}^1\times {\mathrm{821}}^1$

素因数の和:935

約数の個数: 48

約数和(自身を含む): 141272208

約数和(自身を除く): 72360752

約数列:

[1, 2, 4, 8, 16, 32, 43, 61, 86, 122, 172, 244, 344, 488, 688, 821, 976, 1376, 1642, 1952, 2623, 3284, 5246, 6568, 10492, 13136, 20984, 26272, 35303, 41968, 50081, 70606, 83936, 100162, 141212, 200324, 282424, 400648, 564848, 801296, 1129696, 1602592, 2153483, 4306966, 8613932, 17227864, 34455728, 68911456]

約数ペア:

[(1, 68911456), (2, 34455728), (4, 17227864), (8, 8613932), (16, 4306966), (32, 2153483), (43, 1602592), (61, 1129696), (86, 801296), (122, 564848), (172, 400648), (244, 282424), (344, 200324), (488, 141212), (688, 100162), (821, 83936), (976, 70606), (1376, 50081), (1642, 41968), (1952, 35303), (2623, 26272), (3284, 20984), (5246, 13136), (6568, 10492)]