75440920

素因数分解:

$2^3\times 5^1\times {\mathrm{23}}^1\times {\mathrm{43}}^1\times {\mathrm{1907}}^1$

素因数の和:1984

約数の個数: 64

約数和(自身を含む): 181336320

約数和(自身を除く): 105895400

約数列:

[1, 2, 4, 5, 8, 10, 20, 23, 40, 43, 46, 86, 92, 115, 172, 184, 215, 230, 344, 430, 460, 860, 920, 989, 1720, 1907, 1978, 3814, 3956, 4945, 7628, 7912, 9535, 9890, 15256, 19070, 19780, 38140, 39560, 43861, 76280, 82001, 87722, 164002, 175444, 219305, 328004, 350888, 410005, 438610, 656008, 820010, 877220, 1640020, 1754440, 1886023, 3280040, 3772046, 7544092, 9430115, 15088184, 18860230, 37720460, 75440920]

約数ペア:

[(1, 75440920), (2, 37720460), (4, 18860230), (5, 15088184), (8, 9430115), (10, 7544092), (20, 3772046), (23, 3280040), (40, 1886023), (43, 1754440), (46, 1640020), (86, 877220), (92, 820010), (115, 656008), (172, 438610), (184, 410005), (215, 350888), (230, 328004), (344, 219305), (430, 175444), (460, 164002), (860, 87722), (920, 82001), (989, 76280), (1720, 43861), (1907, 39560), (1978, 38140), (3814, 19780), (3956, 19070), (4945, 15256), (7628, 9890), (7912, 9535)]