72445688

素因数分解:

$2^3\times 7^1\times {\mathrm{41}}^1\times {\mathrm{139}}^1\times {\mathrm{227}}^1$

素因数の和:420

約数の個数: 64

約数和(自身を含む): 160876800

約数和(自身を除く): 88431112

約数列:

[1, 2, 4, 7, 8, 14, 28, 41, 56, 82, 139, 164, 227, 278, 287, 328, 454, 556, 574, 908, 973, 1112, 1148, 1589, 1816, 1946, 2296, 3178, 3892, 5699, 6356, 7784, 9307, 11398, 12712, 18614, 22796, 31553, 37228, 39893, 45592, 63106, 65149, 74456, 79786, 126212, 130298, 159572, 220871, 252424, 260596, 319144, 441742, 521192, 883484, 1293673, 1766968, 2587346, 5174692, 9055711, 10349384, 18111422, 36222844, 72445688]

約数ペア:

[(1, 72445688), (2, 36222844), (4, 18111422), (7, 10349384), (8, 9055711), (14, 5174692), (28, 2587346), (41, 1766968), (56, 1293673), (82, 883484), (139, 521192), (164, 441742), (227, 319144), (278, 260596), (287, 252424), (328, 220871), (454, 159572), (556, 130298), (574, 126212), (908, 79786), (973, 74456), (1112, 65149), (1148, 63106), (1589, 45592), (1816, 39893), (1946, 37228), (2296, 31553), (3178, 22796), (3892, 18614), (5699, 12712), (6356, 11398), (7784, 9307)]