83687890

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{1361}}^1$

素因数の和:1435

約数の個数: 64

約数和(自身を含む): 181222272

約数和(自身を除く): 97534382

約数列:

[1, 2, 5, 10, 11, 13, 22, 26, 43, 55, 65, 86, 110, 130, 143, 215, 286, 430, 473, 559, 715, 946, 1118, 1361, 1430, 2365, 2722, 2795, 4730, 5590, 6149, 6805, 12298, 13610, 14971, 17693, 29942, 30745, 35386, 58523, 61490, 74855, 88465, 117046, 149710, 176930, 194623, 292615, 389246, 585230, 643753, 760799, 973115, 1287506, 1521598, 1946230, 3218765, 3803995, 6437530, 7607990, 8368789, 16737578, 41843945, 83687890]

約数ペア:

[(1, 83687890), (2, 41843945), (5, 16737578), (10, 8368789), (11, 7607990), (13, 6437530), (22, 3803995), (26, 3218765), (43, 1946230), (55, 1521598), (65, 1287506), (86, 973115), (110, 760799), (130, 643753), (143, 585230), (215, 389246), (286, 292615), (430, 194623), (473, 176930), (559, 149710), (715, 117046), (946, 88465), (1118, 74855), (1361, 61490), (1430, 58523), (2365, 35386), (2722, 30745), (2795, 29942), (4730, 17693), (5590, 14971), (6149, 13610), (6805, 12298)]