125120368

素因数分解:

$2^4\times {\mathrm{23}}^1\times {\mathrm{43}}^1\times {\mathrm{7907}}^1$

素因数の和:7981

約数の個数: 40

約数和(自身を含む): 258876288

約数和(自身を除く): 133755920

約数列:

[1, 2, 4, 8, 16, 23, 43, 46, 86, 92, 172, 184, 344, 368, 688, 989, 1978, 3956, 7907, 7912, 15814, 15824, 31628, 63256, 126512, 181861, 340001, 363722, 680002, 727444, 1360004, 1454888, 2720008, 2909776, 5440016, 7820023, 15640046, 31280092, 62560184, 125120368]

約数ペア:

[(1, 125120368), (2, 62560184), (4, 31280092), (8, 15640046), (16, 7820023), (23, 5440016), (43, 2909776), (46, 2720008), (86, 1454888), (92, 1360004), (172, 727444), (184, 680002), (344, 363722), (368, 340001), (688, 181861), (989, 126512), (1978, 63256), (3956, 31628), (7907, 15824), (7912, 15814)]