65309860

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{42409}}^1$

素因数の和:42436

約数の個数: 48

約数和(自身を含む): 170997120

約数和(自身を除く): 105687260

約数列:

[1, 2, 4, 5, 7, 10, 11, 14, 20, 22, 28, 35, 44, 55, 70, 77, 110, 140, 154, 220, 308, 385, 770, 1540, 42409, 84818, 169636, 212045, 296863, 424090, 466499, 593726, 848180, 932998, 1187452, 1484315, 1865996, 2332495, 2968630, 3265493, 4664990, 5937260, 6530986, 9329980, 13061972, 16327465, 32654930, 65309860]

約数ペア:

[(1, 65309860), (2, 32654930), (4, 16327465), (5, 13061972), (7, 9329980), (10, 6530986), (11, 5937260), (14, 4664990), (20, 3265493), (22, 2968630), (28, 2332495), (35, 1865996), (44, 1484315), (55, 1187452), (70, 932998), (77, 848180), (110, 593726), (140, 466499), (154, 424090), (220, 296863), (308, 212045), (385, 169636), (770, 84818), (1540, 42409)]