25278200

素因数分解:

$2^3\times 5^2\times {\mathrm{97}}^1\times {\mathrm{1303}}^1$

素因数の和:1416

約数の個数: 48

約数和(自身を含む): 59423280

約数和(自身を除く): 34145080

約数列:

[1, 2, 4, 5, 8, 10, 20, 25, 40, 50, 97, 100, 194, 200, 388, 485, 776, 970, 1303, 1940, 2425, 2606, 3880, 4850, 5212, 6515, 9700, 10424, 13030, 19400, 26060, 32575, 52120, 65150, 126391, 130300, 252782, 260600, 505564, 631955, 1011128, 1263910, 2527820, 3159775, 5055640, 6319550, 12639100, 25278200]

約数ペア:

[(1, 25278200), (2, 12639100), (4, 6319550), (5, 5055640), (8, 3159775), (10, 2527820), (20, 1263910), (25, 1011128), (40, 631955), (50, 505564), (97, 260600), (100, 252782), (194, 130300), (200, 126391), (388, 65150), (485, 52120), (776, 32575), (970, 26060), (1303, 19400), (1940, 13030), (2425, 10424), (2606, 9700), (3880, 6515), (4850, 5212)]