28287575

素因数分解:

$5^2\times {\mathrm{17}}^1\times {\mathrm{101}}^1\times {\mathrm{659}}^1$

素因数の和:787

約数の個数: 24

約数和(自身を含む): 37564560

約数和(自身を除く): 9276985

約数列:

[1, 5, 17, 25, 85, 101, 425, 505, 659, 1717, 2525, 3295, 8585, 11203, 16475, 42925, 56015, 66559, 280075, 332795, 1131503, 1663975, 5657515, 28287575]

約数ペア:

[(1, 28287575), (5, 5657515), (17, 1663975), (25, 1131503), (85, 332795), (101, 280075), (425, 66559), (505, 56015), (659, 42925), (1717, 16475), (2525, 11203), (3295, 8585)]