51609544

素因数分解:

$2^3\times 7^2\times {\mathrm{31}}^2\times {\mathrm{137}}^1$

素因数の和:219

約数の個数: 72

約数和(自身を含む): 117164070

約数和(自身を除く): 65554526

約数列:

[1, 2, 4, 7, 8, 14, 28, 31, 49, 56, 62, 98, 124, 137, 196, 217, 248, 274, 392, 434, 548, 868, 959, 961, 1096, 1519, 1736, 1918, 1922, 3038, 3836, 3844, 4247, 6076, 6713, 6727, 7672, 7688, 8494, 12152, 13426, 13454, 16988, 26852, 26908, 29729, 33976, 47089, 53704, 53816, 59458, 94178, 118916, 131657, 188356, 208103, 237832, 263314, 376712, 416206, 526628, 832412, 921599, 1053256, 1664824, 1843198, 3686396, 6451193, 7372792, 12902386, 25804772, 51609544]

約数ペア:

[(1, 51609544), (2, 25804772), (4, 12902386), (7, 7372792), (8, 6451193), (14, 3686396), (28, 1843198), (31, 1664824), (49, 1053256), (56, 921599), (62, 832412), (98, 526628), (124, 416206), (137, 376712), (196, 263314), (217, 237832), (248, 208103), (274, 188356), (392, 131657), (434, 118916), (548, 94178), (868, 59458), (959, 53816), (961, 53704), (1096, 47089), (1519, 33976), (1736, 29729), (1918, 26908), (1922, 26852), (3038, 16988), (3836, 13454), (3844, 13426), (4247, 12152), (6076, 8494), (6713, 7688), (6727, 7672)]