90202250

素因数分解:

$2^1\times 5^3\times {\mathrm{31}}^1\times {\mathrm{103}}^1\times {\mathrm{113}}^1$

素因数の和:264

約数の個数: 64

約数和(自身を含む): 177555456

約数和(自身を除く): 87353206

約数列:

[1, 2, 5, 10, 25, 31, 50, 62, 103, 113, 125, 155, 206, 226, 250, 310, 515, 565, 775, 1030, 1130, 1550, 2575, 2825, 3193, 3503, 3875, 5150, 5650, 6386, 7006, 7750, 11639, 12875, 14125, 15965, 17515, 23278, 25750, 28250, 31930, 35030, 58195, 79825, 87575, 116390, 159650, 175150, 290975, 360809, 399125, 437875, 581950, 721618, 798250, 875750, 1454875, 1804045, 2909750, 3608090, 9020225, 18040450, 45101125, 90202250]

約数ペア:

[(1, 90202250), (2, 45101125), (5, 18040450), (10, 9020225), (25, 3608090), (31, 2909750), (50, 1804045), (62, 1454875), (103, 875750), (113, 798250), (125, 721618), (155, 581950), (206, 437875), (226, 399125), (250, 360809), (310, 290975), (515, 175150), (565, 159650), (775, 116390), (1030, 87575), (1130, 79825), (1550, 58195), (2575, 35030), (2825, 31930), (3193, 28250), (3503, 25750), (3875, 23278), (5150, 17515), (5650, 15965), (6386, 14125), (7006, 12875), (7750, 11639)]