64120144

素因数分解:

$2^4\times {\mathrm{11}}^1\times {\mathrm{139}}^1\times {\mathrm{2621}}^1$

素因数の和:2779

約数の個数: 40

約数和(自身を含む): 136553760

約数和(自身を除く): 72433616

約数列:

[1, 2, 4, 8, 11, 16, 22, 44, 88, 139, 176, 278, 556, 1112, 1529, 2224, 2621, 3058, 5242, 6116, 10484, 12232, 20968, 24464, 28831, 41936, 57662, 115324, 230648, 364319, 461296, 728638, 1457276, 2914552, 4007509, 5829104, 8015018, 16030036, 32060072, 64120144]

約数ペア:

[(1, 64120144), (2, 32060072), (4, 16030036), (8, 8015018), (11, 5829104), (16, 4007509), (22, 2914552), (44, 1457276), (88, 728638), (139, 461296), (176, 364319), (278, 230648), (556, 115324), (1112, 57662), (1529, 41936), (2224, 28831), (2621, 24464), (3058, 20968), (5242, 12232), (6116, 10484)]