3478163975

素因数分解:

$5^2\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{71}}^2\times {\mathrm{193}}^1$

素因数の和:369

約数の個数: 72

約数和(自身を含む): 5165929776

約数和(自身を除く): 1687765801

約数列:

[1, 5, 11, 13, 25, 55, 65, 71, 143, 193, 275, 325, 355, 715, 781, 923, 965, 1775, 2123, 2509, 3575, 3905, 4615, 4825, 5041, 10153, 10615, 12545, 13703, 19525, 23075, 25205, 27599, 50765, 53075, 55451, 62725, 65533, 68515, 126025, 137995, 150733, 178139, 253825, 277255, 327665, 342575, 689975, 720863, 753665, 890695, 972913, 1386275, 1638325, 1959529, 3604315, 3768325, 4453475, 4864565, 9797645, 10702043, 12647869, 18021575, 24322825, 48988225, 53510215, 63239345, 139126559, 267551075, 316196725, 695632795, 3478163975]

約数ペア:

[(1, 3478163975), (5, 695632795), (11, 316196725), (13, 267551075), (25, 139126559), (55, 63239345), (65, 53510215), (71, 48988225), (143, 24322825), (193, 18021575), (275, 12647869), (325, 10702043), (355, 9797645), (715, 4864565), (781, 4453475), (923, 3768325), (965, 3604315), (1775, 1959529), (2123, 1638325), (2509, 1386275), (3575, 972913), (3905, 890695), (4615, 753665), (4825, 720863), (5041, 689975), (10153, 342575), (10615, 327665), (12545, 277255), (13703, 253825), (19525, 178139), (23075, 150733), (25205, 137995), (27599, 126025), (50765, 68515), (53075, 65533), (55451, 62725)]