51154180

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{59}}^1\times {\mathrm{563}}^1$

素因数の和:649

約数の個数: 96

約数和(自身を含む): 136442880

約数和(自身を除く): 85288700

約数列:

[1, 2, 4, 5, 7, 10, 11, 14, 20, 22, 28, 35, 44, 55, 59, 70, 77, 110, 118, 140, 154, 220, 236, 295, 308, 385, 413, 563, 590, 649, 770, 826, 1126, 1180, 1298, 1540, 1652, 2065, 2252, 2596, 2815, 3245, 3941, 4130, 4543, 5630, 6193, 6490, 7882, 8260, 9086, 11260, 12386, 12980, 15764, 18172, 19705, 22715, 24772, 30965, 33217, 39410, 43351, 45430, 61930, 66434, 78820, 86702, 90860, 123860, 132868, 166085, 173404, 216755, 232519, 332170, 365387, 433510, 465038, 664340, 730774, 867020, 930076, 1162595, 1461548, 1826935, 2325190, 2557709, 3653870, 4650380, 5115418, 7307740, 10230836, 12788545, 25577090, 51154180]

約数ペア:

[(1, 51154180), (2, 25577090), (4, 12788545), (5, 10230836), (7, 7307740), (10, 5115418), (11, 4650380), (14, 3653870), (20, 2557709), (22, 2325190), (28, 1826935), (35, 1461548), (44, 1162595), (55, 930076), (59, 867020), (70, 730774), (77, 664340), (110, 465038), (118, 433510), (140, 365387), (154, 332170), (220, 232519), (236, 216755), (295, 173404), (308, 166085), (385, 132868), (413, 123860), (563, 90860), (590, 86702), (649, 78820), (770, 66434), (826, 61930), (1126, 45430), (1180, 43351), (1298, 39410), (1540, 33217), (1652, 30965), (2065, 24772), (2252, 22715), (2596, 19705), (2815, 18172), (3245, 15764), (3941, 12980), (4130, 12386), (4543, 11260), (5630, 9086), (6193, 8260), (6490, 7882)]