51160340

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{139}}^1\times {\mathrm{239}}^1$

素因数の和:405

約数の個数: 96

約数和(自身を含む): 135475200

約数和(自身を除く): 84314860

約数列:

[1, 2, 4, 5, 7, 10, 11, 14, 20, 22, 28, 35, 44, 55, 70, 77, 110, 139, 140, 154, 220, 239, 278, 308, 385, 478, 556, 695, 770, 956, 973, 1195, 1390, 1529, 1540, 1673, 1946, 2390, 2629, 2780, 3058, 3346, 3892, 4780, 4865, 5258, 6116, 6692, 7645, 8365, 9730, 10516, 10703, 13145, 15290, 16730, 18403, 19460, 21406, 26290, 30580, 33221, 33460, 36806, 42812, 52580, 53515, 66442, 73612, 92015, 107030, 132884, 166105, 184030, 214060, 232547, 332210, 365431, 368060, 465094, 664420, 730862, 930188, 1162735, 1461724, 1827155, 2325470, 2558017, 3654310, 4650940, 5116034, 7308620, 10232068, 12790085, 25580170, 51160340]

約数ペア:

[(1, 51160340), (2, 25580170), (4, 12790085), (5, 10232068), (7, 7308620), (10, 5116034), (11, 4650940), (14, 3654310), (20, 2558017), (22, 2325470), (28, 1827155), (35, 1461724), (44, 1162735), (55, 930188), (70, 730862), (77, 664420), (110, 465094), (139, 368060), (140, 365431), (154, 332210), (220, 232547), (239, 214060), (278, 184030), (308, 166105), (385, 132884), (478, 107030), (556, 92015), (695, 73612), (770, 66442), (956, 53515), (973, 52580), (1195, 42812), (1390, 36806), (1529, 33460), (1540, 33221), (1673, 30580), (1946, 26290), (2390, 21406), (2629, 19460), (2780, 18403), (3058, 16730), (3346, 15290), (3892, 13145), (4780, 10703), (4865, 10516), (5258, 9730), (6116, 8365), (6692, 7645)]