810528070

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{43}}^1\times {\mathrm{349}}^1\times {\mathrm{491}}^1$

素因数の和:901

約数の個数: 64

約数和(自身を含む): 1636588800

約数和(自身を除く): 826060730

約数列:

[1, 2, 5, 10, 11, 22, 43, 55, 86, 110, 215, 349, 430, 473, 491, 698, 946, 982, 1745, 2365, 2455, 3490, 3839, 4730, 4910, 5401, 7678, 10802, 15007, 19195, 21113, 27005, 30014, 38390, 42226, 54010, 75035, 105565, 150070, 165077, 171359, 211130, 232243, 330154, 342718, 464486, 825385, 856795, 1161215, 1650770, 1713590, 1884949, 2322430, 3769898, 7368437, 9424745, 14736874, 18849490, 36842185, 73684370, 81052807, 162105614, 405264035, 810528070]

約数ペア:

[(1, 810528070), (2, 405264035), (5, 162105614), (10, 81052807), (11, 73684370), (22, 36842185), (43, 18849490), (55, 14736874), (86, 9424745), (110, 7368437), (215, 3769898), (349, 2322430), (430, 1884949), (473, 1713590), (491, 1650770), (698, 1161215), (946, 856795), (982, 825385), (1745, 464486), (2365, 342718), (2455, 330154), (3490, 232243), (3839, 211130), (4730, 171359), (4910, 165077), (5401, 150070), (7678, 105565), (10802, 75035), (15007, 54010), (19195, 42226), (21113, 38390), (27005, 30014)]