20201755750

素因数分解:

$2^1\times 5^3\times {\mathrm{11}}^1\times {\mathrm{41}}^1\times {\mathrm{179173}}^1$

素因数の和:179242

約数の個数: 64

約数和(自身を含む): 42262129728

約数和(自身を除く): 22060373978

約数列:

[1, 2, 5, 10, 11, 22, 25, 41, 50, 55, 82, 110, 125, 205, 250, 275, 410, 451, 550, 902, 1025, 1375, 2050, 2255, 2750, 4510, 5125, 10250, 11275, 22550, 56375, 112750, 179173, 358346, 895865, 1791730, 1970903, 3941806, 4479325, 7346093, 8958650, 9854515, 14692186, 19709030, 22396625, 36730465, 44793250, 49272575, 73460930, 80807023, 98545150, 161614046, 183652325, 246362875, 367304650, 404035115, 492725750, 808070230, 918261625, 1836523250, 2020175575, 4040351150, 10100877875, 20201755750]

約数ペア:

[(1, 20201755750), (2, 10100877875), (5, 4040351150), (10, 2020175575), (11, 1836523250), (22, 918261625), (25, 808070230), (41, 492725750), (50, 404035115), (55, 367304650), (82, 246362875), (110, 183652325), (125, 161614046), (205, 98545150), (250, 80807023), (275, 73460930), (410, 49272575), (451, 44793250), (550, 36730465), (902, 22396625), (1025, 19709030), (1375, 14692186), (2050, 9854515), (2255, 8958650), (2750, 7346093), (4510, 4479325), (5125, 3941806), (10250, 1970903), (11275, 1791730), (22550, 895865), (56375, 358346), (112750, 179173)]