53402240

素因数分解:

$2^7\times 5^1\times {\mathrm{181}}^1\times {\mathrm{461}}^1$

素因数の和:661

約数の個数: 64

約数和(自身を含む): 128648520

約数和(自身を除く): 75246280

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 128, 160, 181, 320, 362, 461, 640, 724, 905, 922, 1448, 1810, 1844, 2305, 2896, 3620, 3688, 4610, 5792, 7240, 7376, 9220, 11584, 14480, 14752, 18440, 23168, 28960, 29504, 36880, 57920, 59008, 73760, 83441, 115840, 147520, 166882, 295040, 333764, 417205, 667528, 834410, 1335056, 1668820, 2670112, 3337640, 5340224, 6675280, 10680448, 13350560, 26701120, 53402240]

約数ペア:

[(1, 53402240), (2, 26701120), (4, 13350560), (5, 10680448), (8, 6675280), (10, 5340224), (16, 3337640), (20, 2670112), (32, 1668820), (40, 1335056), (64, 834410), (80, 667528), (128, 417205), (160, 333764), (181, 295040), (320, 166882), (362, 147520), (461, 115840), (640, 83441), (724, 73760), (905, 59008), (922, 57920), (1448, 36880), (1810, 29504), (1844, 28960), (2305, 23168), (2896, 18440), (3620, 14752), (3688, 14480), (4610, 11584), (5792, 9220), (7240, 7376)]