28442945900

素因数分解:

$2^2\times 5^2\times {\mathrm{397}}^1\times {\mathrm{716447}}^1$

素因数の和:716858

約数の個数: 36

約数和(自身を含む): 61876747968

約数和(自身を除く): 33433802068

約数列:

[1, 2, 4, 5, 10, 20, 25, 50, 100, 397, 794, 1588, 1985, 3970, 7940, 9925, 19850, 39700, 716447, 1432894, 2865788, 3582235, 7164470, 14328940, 17911175, 35822350, 71644700, 284429459, 568858918, 1137717836, 1422147295, 2844294590, 5688589180, 7110736475, 14221472950, 28442945900]

約数ペア:

[(1, 28442945900), (2, 14221472950), (4, 7110736475), (5, 5688589180), (10, 2844294590), (20, 1422147295), (25, 1137717836), (50, 568858918), (100, 284429459), (397, 71644700), (794, 35822350), (1588, 17911175), (1985, 14328940), (3970, 7164470), (7940, 3582235), (9925, 2865788), (19850, 1432894), (39700, 716447)]