205253620

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{1669}}^1$

素因数の和:1745

約数の個数: 96

約数和(自身を含む): 518474880

約数和(自身を除く): 313221260

約数列:

[1, 2, 4, 5, 10, 11, 13, 20, 22, 26, 43, 44, 52, 55, 65, 86, 110, 130, 143, 172, 215, 220, 260, 286, 430, 473, 559, 572, 715, 860, 946, 1118, 1430, 1669, 1892, 2236, 2365, 2795, 2860, 3338, 4730, 5590, 6149, 6676, 8345, 9460, 11180, 12298, 16690, 18359, 21697, 24596, 30745, 33380, 36718, 43394, 61490, 71767, 73436, 86788, 91795, 108485, 122980, 143534, 183590, 216970, 238667, 287068, 358835, 367180, 433940, 477334, 717670, 789437, 932971, 954668, 1193335, 1435340, 1578874, 1865942, 2386670, 3157748, 3731884, 3947185, 4664855, 4773340, 7894370, 9329710, 10262681, 15788740, 18659420, 20525362, 41050724, 51313405, 102626810, 205253620]

約数ペア:

[(1, 205253620), (2, 102626810), (4, 51313405), (5, 41050724), (10, 20525362), (11, 18659420), (13, 15788740), (20, 10262681), (22, 9329710), (26, 7894370), (43, 4773340), (44, 4664855), (52, 3947185), (55, 3731884), (65, 3157748), (86, 2386670), (110, 1865942), (130, 1578874), (143, 1435340), (172, 1193335), (215, 954668), (220, 932971), (260, 789437), (286, 717670), (430, 477334), (473, 433940), (559, 367180), (572, 358835), (715, 287068), (860, 238667), (946, 216970), (1118, 183590), (1430, 143534), (1669, 122980), (1892, 108485), (2236, 91795), (2365, 86788), (2795, 73436), (2860, 71767), (3338, 61490), (4730, 43394), (5590, 36718), (6149, 33380), (6676, 30745), (8345, 24596), (9460, 21697), (11180, 18359), (12298, 16690)]