278217967105

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{47}}^1\times {\mathrm{97}}^2\times {\mathrm{9679}}^1$

素因数の和:9938

約数の個数: 48

約数和(自身を含む): 371055928320

約数和(自身を除く): 92837961215

約数列:

[1, 5, 13, 47, 65, 97, 235, 485, 611, 1261, 3055, 4559, 6305, 9409, 9679, 22795, 47045, 48395, 59267, 122317, 125827, 296335, 442223, 454913, 611585, 629135, 938863, 2211115, 2274565, 4694315, 5748899, 5913869, 12205219, 28744495, 29569345, 44126561, 61026095, 91069711, 220632805, 455348555, 573645293, 1183906243, 2868226465, 4280276417, 5919531215, 21401382085, 55643593421, 278217967105]

約数ペア:

[(1, 278217967105), (5, 55643593421), (13, 21401382085), (47, 5919531215), (65, 4280276417), (97, 2868226465), (235, 1183906243), (485, 573645293), (611, 455348555), (1261, 220632805), (3055, 91069711), (4559, 61026095), (6305, 44126561), (9409, 29569345), (9679, 28744495), (22795, 12205219), (47045, 5913869), (48395, 5748899), (59267, 4694315), (122317, 2274565), (125827, 2211115), (296335, 938863), (442223, 629135), (454913, 611585)]