79742468

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{43}}^1\times {\mathrm{1877}}^1$

素因数の和:1956

約数の個数: 48

約数和(自身を含む): 161958720

約数和(自身を除く): 82216252

約数列:

[1, 2, 4, 13, 19, 26, 38, 43, 52, 76, 86, 172, 247, 494, 559, 817, 988, 1118, 1634, 1877, 2236, 3268, 3754, 7508, 10621, 21242, 24401, 35663, 42484, 48802, 71326, 80711, 97604, 142652, 161422, 322844, 463619, 927238, 1049243, 1533509, 1854476, 2098486, 3067018, 4196972, 6134036, 19935617, 39871234, 79742468]

約数ペア:

[(1, 79742468), (2, 39871234), (4, 19935617), (13, 6134036), (19, 4196972), (26, 3067018), (38, 2098486), (43, 1854476), (52, 1533509), (76, 1049243), (86, 927238), (172, 463619), (247, 322844), (494, 161422), (559, 142652), (817, 97604), (988, 80711), (1118, 71326), (1634, 48802), (1877, 42484), (2236, 35663), (3268, 24401), (3754, 21242), (7508, 10621)]