213010804960

素因数分解:

$2^5\times 5^1\times {\mathrm{97}}^1\times {\mathrm{491}}^1\times {\mathrm{27953}}^1$

素因数の和:28556

約数の個数: 96

約数和(自身を含む): 509479764192

約数和(自身を除く): 296468959232

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 80, 97, 160, 194, 388, 485, 491, 776, 970, 982, 1552, 1940, 1964, 2455, 3104, 3880, 3928, 4910, 7760, 7856, 9820, 15520, 15712, 19640, 27953, 39280, 47627, 55906, 78560, 95254, 111812, 139765, 190508, 223624, 238135, 279530, 381016, 447248, 476270, 559060, 762032, 894496, 952540, 1118120, 1524064, 1905080, 2236240, 2711441, 3810160, 4472480, 5422882, 7620320, 10845764, 13557205, 13724923, 21691528, 27114410, 27449846, 43383056, 54228820, 54899692, 68624615, 86766112, 108457640, 109799384, 137249230, 216915280, 219598768, 274498460, 433830560, 439197536, 548996920, 1097993840, 1331317531, 2195987680, 2662635062, 5325270124, 6656587655, 10650540248, 13313175310, 21301080496, 26626350620, 42602160992, 53252701240, 106505402480, 213010804960]

約数ペア:

[(1, 213010804960), (2, 106505402480), (4, 53252701240), (5, 42602160992), (8, 26626350620), (10, 21301080496), (16, 13313175310), (20, 10650540248), (32, 6656587655), (40, 5325270124), (80, 2662635062), (97, 2195987680), (160, 1331317531), (194, 1097993840), (388, 548996920), (485, 439197536), (491, 433830560), (776, 274498460), (970, 219598768), (982, 216915280), (1552, 137249230), (1940, 109799384), (1964, 108457640), (2455, 86766112), (3104, 68624615), (3880, 54899692), (3928, 54228820), (4910, 43383056), (7760, 27449846), (7856, 27114410), (9820, 21691528), (15520, 13724923), (15712, 13557205), (19640, 10845764), (27953, 7620320), (39280, 5422882), (47627, 4472480), (55906, 3810160), (78560, 2711441), (95254, 2236240), (111812, 1905080), (139765, 1524064), (190508, 1118120), (223624, 952540), (238135, 894496), (279530, 762032), (381016, 559060), (447248, 476270)]