27721750

素因数分解:

$2^1\times 5^3\times 7^2\times {\mathrm{31}}^1\times {\mathrm{73}}^1$

素因数の和:135

約数の個数: 96

約数和(自身を含む): 63168768

約数和(自身を除く): 35447018

約数列:

[1, 2, 5, 7, 10, 14, 25, 31, 35, 49, 50, 62, 70, 73, 98, 125, 146, 155, 175, 217, 245, 250, 310, 350, 365, 434, 490, 511, 730, 775, 875, 1022, 1085, 1225, 1519, 1550, 1750, 1825, 2170, 2263, 2450, 2555, 3038, 3577, 3650, 3875, 4526, 5110, 5425, 6125, 7154, 7595, 7750, 9125, 10850, 11315, 12250, 12775, 15190, 15841, 17885, 18250, 22630, 25550, 27125, 31682, 35770, 37975, 54250, 56575, 63875, 75950, 79205, 89425, 110887, 113150, 127750, 158410, 178850, 189875, 221774, 282875, 379750, 396025, 447125, 554435, 565750, 792050, 894250, 1108870, 1980125, 2772175, 3960250, 5544350, 13860875, 27721750]

約数ペア:

[(1, 27721750), (2, 13860875), (5, 5544350), (7, 3960250), (10, 2772175), (14, 1980125), (25, 1108870), (31, 894250), (35, 792050), (49, 565750), (50, 554435), (62, 447125), (70, 396025), (73, 379750), (98, 282875), (125, 221774), (146, 189875), (155, 178850), (175, 158410), (217, 127750), (245, 113150), (250, 110887), (310, 89425), (350, 79205), (365, 75950), (434, 63875), (490, 56575), (511, 54250), (730, 37975), (775, 35770), (875, 31682), (1022, 27125), (1085, 25550), (1225, 22630), (1519, 18250), (1550, 17885), (1750, 15841), (1825, 15190), (2170, 12775), (2263, 12250), (2450, 11315), (2555, 10850), (3038, 9125), (3577, 7750), (3650, 7595), (3875, 7154), (4526, 6125), (5110, 5425)]