61590370

素因数分解:

$2^1\times 5^1\times {\mathrm{71}}^1\times {\mathrm{223}}^1\times {\mathrm{389}}^1$

素因数の和:690

約数の個数: 32

約数和(自身を含む): 113218560

約数和(自身を除く): 51628190

約数列:

[1, 2, 5, 10, 71, 142, 223, 355, 389, 446, 710, 778, 1115, 1945, 2230, 3890, 15833, 27619, 31666, 55238, 79165, 86747, 138095, 158330, 173494, 276190, 433735, 867470, 6159037, 12318074, 30795185, 61590370]

約数ペア:

[(1, 61590370), (2, 30795185), (5, 12318074), (10, 6159037), (71, 867470), (142, 433735), (223, 276190), (355, 173494), (389, 158330), (446, 138095), (710, 86747), (778, 79165), (1115, 55238), (1945, 31666), (2230, 27619), (3890, 15833)]