77197660

素因数分解:

$2^2\times 5^1\times {\mathrm{23}}^1\times {\mathrm{257}}^1\times {\mathrm{653}}^1$

素因数の和:942

約数の個数: 48

約数和(自身を含む): 170081856

約数和(自身を除く): 92884196

約数列:

[1, 2, 4, 5, 10, 20, 23, 46, 92, 115, 230, 257, 460, 514, 653, 1028, 1285, 1306, 2570, 2612, 3265, 5140, 5911, 6530, 11822, 13060, 15019, 23644, 29555, 30038, 59110, 60076, 75095, 118220, 150190, 167821, 300380, 335642, 671284, 839105, 1678210, 3356420, 3859883, 7719766, 15439532, 19299415, 38598830, 77197660]

約数ペア:

[(1, 77197660), (2, 38598830), (4, 19299415), (5, 15439532), (10, 7719766), (20, 3859883), (23, 3356420), (46, 1678210), (92, 839105), (115, 671284), (230, 335642), (257, 300380), (460, 167821), (514, 150190), (653, 118220), (1028, 75095), (1285, 60076), (1306, 59110), (2570, 30038), (2612, 29555), (3265, 23644), (5140, 15019), (5911, 13060), (6530, 11822)]