78400548

素因数分解:

$2^2\times 3^5\times {\mathrm{79}}^1\times {\mathrm{1021}}^1$

素因数の和:1119

約数の個数: 72

約数和(自身を含む): 208324480

約数和(自身を除く): 129923932

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 27, 36, 54, 79, 81, 108, 158, 162, 237, 243, 316, 324, 474, 486, 711, 948, 972, 1021, 1422, 2042, 2133, 2844, 3063, 4084, 4266, 6126, 6399, 8532, 9189, 12252, 12798, 18378, 19197, 25596, 27567, 36756, 38394, 55134, 76788, 80659, 82701, 110268, 161318, 165402, 241977, 248103, 322636, 330804, 483954, 496206, 725931, 967908, 992412, 1451862, 2177793, 2903724, 4355586, 6533379, 8711172, 13066758, 19600137, 26133516, 39200274, 78400548]

約数ペア:

[(1, 78400548), (2, 39200274), (3, 26133516), (4, 19600137), (6, 13066758), (9, 8711172), (12, 6533379), (18, 4355586), (27, 2903724), (36, 2177793), (54, 1451862), (79, 992412), (81, 967908), (108, 725931), (158, 496206), (162, 483954), (237, 330804), (243, 322636), (316, 248103), (324, 241977), (474, 165402), (486, 161318), (711, 110268), (948, 82701), (972, 80659), (1021, 76788), (1422, 55134), (2042, 38394), (2133, 36756), (2844, 27567), (3063, 25596), (4084, 19197), (4266, 18378), (6126, 12798), (6399, 12252), (8532, 9189)]