71267500

素因数分解:

$2^2\times 5^4\times {\mathrm{29}}^1\times {\mathrm{983}}^1$

素因数の和:1036

約数の個数: 60

約数和(自身を含む): 161385840

約数和(自身を除く): 90118340

約数列:

[1, 2, 4, 5, 10, 20, 25, 29, 50, 58, 100, 116, 125, 145, 250, 290, 500, 580, 625, 725, 983, 1250, 1450, 1966, 2500, 2900, 3625, 3932, 4915, 7250, 9830, 14500, 18125, 19660, 24575, 28507, 36250, 49150, 57014, 72500, 98300, 114028, 122875, 142535, 245750, 285070, 491500, 570140, 614375, 712675, 1228750, 1425350, 2457500, 2850700, 3563375, 7126750, 14253500, 17816875, 35633750, 71267500]

約数ペア:

[(1, 71267500), (2, 35633750), (4, 17816875), (5, 14253500), (10, 7126750), (20, 3563375), (25, 2850700), (29, 2457500), (50, 1425350), (58, 1228750), (100, 712675), (116, 614375), (125, 570140), (145, 491500), (250, 285070), (290, 245750), (500, 142535), (580, 122875), (625, 114028), (725, 98300), (983, 72500), (1250, 57014), (1450, 49150), (1966, 36250), (2500, 28507), (2900, 24575), (3625, 19660), (3932, 18125), (4915, 14500), (7250, 9830)]