90870514

素因数分解:

$2^1\times 7^1\times {\mathrm{29}}^1\times {\mathrm{41}}^1\times {\mathrm{53}}^1\times {\mathrm{103}}^1$

素因数の和:235

約数の個数: 64

約数和(自身を含む): 169827840

約数和(自身を除く): 78957326

約数列:

[1, 2, 7, 14, 29, 41, 53, 58, 82, 103, 106, 203, 206, 287, 371, 406, 574, 721, 742, 1189, 1442, 1537, 2173, 2378, 2987, 3074, 4223, 4346, 5459, 5974, 8323, 8446, 10759, 10918, 15211, 16646, 20909, 21518, 29561, 30422, 38213, 41818, 59122, 63017, 76426, 122467, 126034, 158311, 223819, 244934, 316622, 441119, 447638, 857269, 882238, 1108177, 1566733, 1714538, 2216354, 3133466, 6490751, 12981502, 45435257, 90870514]

約数ペア:

[(1, 90870514), (2, 45435257), (7, 12981502), (14, 6490751), (29, 3133466), (41, 2216354), (53, 1714538), (58, 1566733), (82, 1108177), (103, 882238), (106, 857269), (203, 447638), (206, 441119), (287, 316622), (371, 244934), (406, 223819), (574, 158311), (721, 126034), (742, 122467), (1189, 76426), (1442, 63017), (1537, 59122), (2173, 41818), (2378, 38213), (2987, 30422), (3074, 29561), (4223, 21518), (4346, 20909), (5459, 16646), (5974, 15211), (8323, 10918), (8446, 10759)]