164585148980

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{139}}^1\times {\mathrm{257}}^1\times {\mathrm{32909}}^1$

素因数の和:33321

約数の個数: 96

約数和(自身を含む): 399406291200

約数和(自身を除く): 234821142220

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 139, 140, 257, 278, 514, 556, 695, 973, 1028, 1285, 1390, 1799, 1946, 2570, 2780, 3598, 3892, 4865, 5140, 7196, 8995, 9730, 17990, 19460, 32909, 35723, 35980, 65818, 71446, 131636, 142892, 164545, 178615, 230363, 250061, 329090, 357230, 460726, 500122, 658180, 714460, 921452, 1000244, 1151815, 1250305, 2303630, 2500610, 4574351, 4607260, 5001220, 8457613, 9148702, 16915226, 18297404, 22871755, 32020457, 33830452, 42288065, 45743510, 59203291, 64040914, 84576130, 91487020, 118406582, 128081828, 160102285, 169152260, 236813164, 296016455, 320204570, 592032910, 640409140, 1175608207, 1184065820, 2351216414, 4702432828, 5878041035, 8229257449, 11756082070, 16458514898, 23512164140, 32917029796, 41146287245, 82292574490, 164585148980]

約数ペア:

[(1, 164585148980), (2, 82292574490), (4, 41146287245), (5, 32917029796), (7, 23512164140), (10, 16458514898), (14, 11756082070), (20, 8229257449), (28, 5878041035), (35, 4702432828), (70, 2351216414), (139, 1184065820), (140, 1175608207), (257, 640409140), (278, 592032910), (514, 320204570), (556, 296016455), (695, 236813164), (973, 169152260), (1028, 160102285), (1285, 128081828), (1390, 118406582), (1799, 91487020), (1946, 84576130), (2570, 64040914), (2780, 59203291), (3598, 45743510), (3892, 42288065), (4865, 33830452), (5140, 32020457), (7196, 22871755), (8995, 18297404), (9730, 16915226), (17990, 9148702), (19460, 8457613), (32909, 5001220), (35723, 4607260), (35980, 4574351), (65818, 2500610), (71446, 2303630), (131636, 1250305), (142892, 1151815), (164545, 1000244), (178615, 921452), (230363, 714460), (250061, 658180), (329090, 500122), (357230, 460726)]