268397090

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{761}}^1\times {\mathrm{2713}}^1$

素因数の和:3494

約数の個数: 32

約数和(自身を含む): 521153136

約数和(自身を除く): 252756046

約数列:

[1, 2, 5, 10, 13, 26, 65, 130, 761, 1522, 2713, 3805, 5426, 7610, 9893, 13565, 19786, 27130, 35269, 49465, 70538, 98930, 176345, 352690, 2064593, 4129186, 10322965, 20645930, 26839709, 53679418, 134198545, 268397090]

約数ペア:

[(1, 268397090), (2, 134198545), (5, 53679418), (10, 26839709), (13, 20645930), (26, 10322965), (65, 4129186), (130, 2064593), (761, 352690), (1522, 176345), (2713, 98930), (3805, 70538), (5426, 49465), (7610, 35269), (9893, 27130), (13565, 19786)]