78902564

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{48947}}^1$

素因数の和:48995

約数の個数: 24

約数和(自身を含む): 153500928

約数和(自身を除く): 74598364

約数列:

[1, 2, 4, 13, 26, 31, 52, 62, 124, 403, 806, 1612, 48947, 97894, 195788, 636311, 1272622, 1517357, 2545244, 3034714, 6069428, 19725641, 39451282, 78902564]

約数ペア:

[(1, 78902564), (2, 39451282), (4, 19725641), (13, 6069428), (26, 3034714), (31, 2545244), (52, 1517357), (62, 1272622), (124, 636311), (403, 195788), (806, 97894), (1612, 48947)]