80212072

素因数分解:

$2^3\times {\mathrm{19}}^1\times {\mathrm{41}}^1\times {\mathrm{61}}^1\times {\mathrm{211}}^1$

素因数の和:338

約数の個数: 64

約数和(自身を含む): 165614400

約数和(自身を除く): 85402328

約数列:

[1, 2, 4, 8, 19, 38, 41, 61, 76, 82, 122, 152, 164, 211, 244, 328, 422, 488, 779, 844, 1159, 1558, 1688, 2318, 2501, 3116, 4009, 4636, 5002, 6232, 8018, 8651, 9272, 10004, 12871, 16036, 17302, 20008, 25742, 32072, 34604, 47519, 51484, 69208, 95038, 102968, 164369, 190076, 244549, 328738, 380152, 489098, 527711, 657476, 978196, 1055422, 1314952, 1956392, 2110844, 4221688, 10026509, 20053018, 40106036, 80212072]

約数ペア:

[(1, 80212072), (2, 40106036), (4, 20053018), (8, 10026509), (19, 4221688), (38, 2110844), (41, 1956392), (61, 1314952), (76, 1055422), (82, 978196), (122, 657476), (152, 527711), (164, 489098), (211, 380152), (244, 328738), (328, 244549), (422, 190076), (488, 164369), (779, 102968), (844, 95038), (1159, 69208), (1558, 51484), (1688, 47519), (2318, 34604), (2501, 32072), (3116, 25742), (4009, 20008), (4636, 17302), (5002, 16036), (6232, 12871), (8018, 10004), (8651, 9272)]