80777584

素因数分解:

$2^4\times {\mathrm{47}}^1\times {\mathrm{163}}^1\times {\mathrm{659}}^1$

素因数の和:877

約数の個数: 40

約数和(自身を含む): 161061120

約数和(自身を除く): 80283536

約数列:

[1, 2, 4, 8, 16, 47, 94, 163, 188, 326, 376, 652, 659, 752, 1304, 1318, 2608, 2636, 5272, 7661, 10544, 15322, 30644, 30973, 61288, 61946, 107417, 122576, 123892, 214834, 247784, 429668, 495568, 859336, 1718672, 5048599, 10097198, 20194396, 40388792, 80777584]

約数ペア:

[(1, 80777584), (2, 40388792), (4, 20194396), (8, 10097198), (16, 5048599), (47, 1718672), (94, 859336), (163, 495568), (188, 429668), (326, 247784), (376, 214834), (652, 123892), (659, 122576), (752, 107417), (1304, 61946), (1318, 61288), (2608, 30973), (2636, 30644), (5272, 15322), (7661, 10544)]