68997304

素因数分解:

$2^3\times {\mathrm{37}}^1\times {\mathrm{257}}^1\times {\mathrm{907}}^1$

素因数の和:1207

約数の個数: 32

約数和(自身を含む): 133530480

約数和(自身を除く): 64533176

約数列:

[1, 2, 4, 8, 37, 74, 148, 257, 296, 514, 907, 1028, 1814, 2056, 3628, 7256, 9509, 19018, 33559, 38036, 67118, 76072, 134236, 233099, 268472, 466198, 932396, 1864792, 8624663, 17249326, 34498652, 68997304]

約数ペア:

[(1, 68997304), (2, 34498652), (4, 17249326), (8, 8624663), (37, 1864792), (74, 932396), (148, 466198), (257, 268472), (296, 233099), (514, 134236), (907, 76072), (1028, 67118), (1814, 38036), (2056, 33559), (3628, 19018), (7256, 9509)]