208389610

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{3389}}^1$

素因数の和:3463

約数の個数: 64

約数和(自身を含む): 451059840

約数和(自身を除く): 242670230

約数列:

[1, 2, 5, 10, 11, 13, 22, 26, 43, 55, 65, 86, 110, 130, 143, 215, 286, 430, 473, 559, 715, 946, 1118, 1430, 2365, 2795, 3389, 4730, 5590, 6149, 6778, 12298, 16945, 30745, 33890, 37279, 44057, 61490, 74558, 88114, 145727, 186395, 220285, 291454, 372790, 440570, 484627, 728635, 969254, 1457270, 1602997, 1894451, 2423135, 3205994, 3788902, 4846270, 8014985, 9472255, 16029970, 18944510, 20838961, 41677922, 104194805, 208389610]

約数ペア:

[(1, 208389610), (2, 104194805), (5, 41677922), (10, 20838961), (11, 18944510), (13, 16029970), (22, 9472255), (26, 8014985), (43, 4846270), (55, 3788902), (65, 3205994), (86, 2423135), (110, 1894451), (130, 1602997), (143, 1457270), (215, 969254), (286, 728635), (430, 484627), (473, 440570), (559, 372790), (715, 291454), (946, 220285), (1118, 186395), (1430, 145727), (2365, 88114), (2795, 74558), (3389, 61490), (4730, 44057), (5590, 37279), (6149, 33890), (6778, 30745), (12298, 16945)]