7880067520

素因数分解:

$2^6\times 5^1\times {\mathrm{13}}^1\times {\mathrm{1894247}}^1$

素因数の和:1894277

約数の個数: 56

約数和(自身を含む): 20207837664

約数和(自身を除く): 12327770144

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 32, 40, 52, 64, 65, 80, 104, 130, 160, 208, 260, 320, 416, 520, 832, 1040, 2080, 4160, 1894247, 3788494, 7576988, 9471235, 15153976, 18942470, 24625211, 30307952, 37884940, 49250422, 60615904, 75769880, 98500844, 121231808, 123126055, 151539760, 197001688, 246252110, 303079520, 394003376, 492504220, 606159040, 788006752, 985008440, 1576013504, 1970016880, 3940033760, 7880067520]

約数ペア:

[(1, 7880067520), (2, 3940033760), (4, 1970016880), (5, 1576013504), (8, 985008440), (10, 788006752), (13, 606159040), (16, 492504220), (20, 394003376), (26, 303079520), (32, 246252110), (40, 197001688), (52, 151539760), (64, 123126055), (65, 121231808), (80, 98500844), (104, 75769880), (130, 60615904), (160, 49250422), (208, 37884940), (260, 30307952), (320, 24625211), (416, 18942470), (520, 15153976), (832, 9471235), (1040, 7576988), (2080, 3788494), (4160, 1894247)]