625778020

素因数分解:

$2^2\times 5^1\times 7^2\times {\mathrm{23}}^1\times {\mathrm{27763}}^1$

素因数の和:27809

約数の個数: 72

約数和(自身を含む): 1595208384

約数和(自身を除く): 969430364

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 23, 28, 35, 46, 49, 70, 92, 98, 115, 140, 161, 196, 230, 245, 322, 460, 490, 644, 805, 980, 1127, 1610, 2254, 3220, 4508, 5635, 11270, 22540, 27763, 55526, 111052, 138815, 194341, 277630, 388682, 555260, 638549, 777364, 971705, 1277098, 1360387, 1943410, 2554196, 2720774, 3192745, 3886820, 4469843, 5441548, 6385490, 6801935, 8939686, 12770980, 13603870, 17879372, 22349215, 27207740, 31288901, 44698430, 62577802, 89396860, 125155604, 156444505, 312889010, 625778020]

約数ペア:

[(1, 625778020), (2, 312889010), (4, 156444505), (5, 125155604), (7, 89396860), (10, 62577802), (14, 44698430), (20, 31288901), (23, 27207740), (28, 22349215), (35, 17879372), (46, 13603870), (49, 12770980), (70, 8939686), (92, 6801935), (98, 6385490), (115, 5441548), (140, 4469843), (161, 3886820), (196, 3192745), (230, 2720774), (245, 2554196), (322, 1943410), (460, 1360387), (490, 1277098), (644, 971705), (805, 777364), (980, 638549), (1127, 555260), (1610, 388682), (2254, 277630), (3220, 194341), (4508, 138815), (5635, 111052), (11270, 55526), (22540, 27763)]