28394450

素因数分解:

$2^1\times 5^2\times 7^1\times {\mathrm{31}}^1\times {\mathrm{2617}}^1$

素因数の和:2667

約数の個数: 48

約数和(自身を含む): 62329344

約数和(自身を除く): 33934894

約数列:

[1, 2, 5, 7, 10, 14, 25, 31, 35, 50, 62, 70, 155, 175, 217, 310, 350, 434, 775, 1085, 1550, 2170, 2617, 5234, 5425, 10850, 13085, 18319, 26170, 36638, 65425, 81127, 91595, 130850, 162254, 183190, 405635, 457975, 567889, 811270, 915950, 1135778, 2028175, 2839445, 4056350, 5678890, 14197225, 28394450]

約数ペア:

[(1, 28394450), (2, 14197225), (5, 5678890), (7, 4056350), (10, 2839445), (14, 2028175), (25, 1135778), (31, 915950), (35, 811270), (50, 567889), (62, 457975), (70, 405635), (155, 183190), (175, 162254), (217, 130850), (310, 91595), (350, 81127), (434, 65425), (775, 36638), (1085, 26170), (1550, 18319), (2170, 13085), (2617, 10850), (5234, 5425)]