161738248

素因数分解:

$2^3\times 7^1\times {\mathrm{37}}^1\times {\mathrm{78059}}^1$

素因数の和:78109

約数の個数: 32

約数和(自身を含む): 355953600

約数和(自身を除く): 194215352

約数列:

[1, 2, 4, 7, 8, 14, 28, 37, 56, 74, 148, 259, 296, 518, 1036, 2072, 78059, 156118, 312236, 546413, 624472, 1092826, 2185652, 2888183, 4371304, 5776366, 11552732, 20217281, 23105464, 40434562, 80869124, 161738248]

約数ペア:

[(1, 161738248), (2, 80869124), (4, 40434562), (7, 23105464), (8, 20217281), (14, 11552732), (28, 5776366), (37, 4371304), (56, 2888183), (74, 2185652), (148, 1092826), (259, 624472), (296, 546413), (518, 312236), (1036, 156118), (2072, 78059)]