77971840

素因数分解:

$2^7\times 5^1\times {\mathrm{23}}^1\times {\mathrm{5297}}^1$

素因数の和:5339

約数の個数: 64

約数和(自身を含む): 194542560

約数和(自身を除く): 116570720

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 23, 32, 40, 46, 64, 80, 92, 115, 128, 160, 184, 230, 320, 368, 460, 640, 736, 920, 1472, 1840, 2944, 3680, 5297, 7360, 10594, 14720, 21188, 26485, 42376, 52970, 84752, 105940, 121831, 169504, 211880, 243662, 339008, 423760, 487324, 609155, 678016, 847520, 974648, 1218310, 1695040, 1949296, 2436620, 3390080, 3898592, 4873240, 7797184, 9746480, 15594368, 19492960, 38985920, 77971840]

約数ペア:

[(1, 77971840), (2, 38985920), (4, 19492960), (5, 15594368), (8, 9746480), (10, 7797184), (16, 4873240), (20, 3898592), (23, 3390080), (32, 2436620), (40, 1949296), (46, 1695040), (64, 1218310), (80, 974648), (92, 847520), (115, 678016), (128, 609155), (160, 487324), (184, 423760), (230, 339008), (320, 243662), (368, 211880), (460, 169504), (640, 121831), (736, 105940), (920, 84752), (1472, 52970), (1840, 42376), (2944, 26485), (3680, 21188), (5297, 14720), (7360, 10594)]