61535480

素因数分解:

$2^3\times 5^1\times {\mathrm{67}}^1\times {\mathrm{22961}}^1$

素因数の和:23039

約数の個数: 32

約数和(自身を含む): 140527440

約数和(自身を除く): 78991960

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 67, 134, 268, 335, 536, 670, 1340, 2680, 22961, 45922, 91844, 114805, 183688, 229610, 459220, 918440, 1538387, 3076774, 6153548, 7691935, 12307096, 15383870, 30767740, 61535480]

約数ペア:

[(1, 61535480), (2, 30767740), (4, 15383870), (5, 12307096), (8, 7691935), (10, 6153548), (20, 3076774), (40, 1538387), (67, 918440), (134, 459220), (268, 229610), (335, 183688), (536, 114805), (670, 91844), (1340, 45922), (2680, 22961)]