77478950

素因数分解:

$2^1\times 5^2\times {\mathrm{23}}^1\times {\mathrm{89}}^1\times {\mathrm{757}}^1$

素因数の和:881

約数の個数: 48

約数和(自身を含む): 152267040

約数和(自身を除く): 74788090

約数列:

[1, 2, 5, 10, 23, 25, 46, 50, 89, 115, 178, 230, 445, 575, 757, 890, 1150, 1514, 2047, 2225, 3785, 4094, 4450, 7570, 10235, 17411, 18925, 20470, 34822, 37850, 51175, 67373, 87055, 102350, 134746, 174110, 336865, 435275, 673730, 870550, 1549579, 1684325, 3099158, 3368650, 7747895, 15495790, 38739475, 77478950]

約数ペア:

[(1, 77478950), (2, 38739475), (5, 15495790), (10, 7747895), (23, 3368650), (25, 3099158), (46, 1684325), (50, 1549579), (89, 870550), (115, 673730), (178, 435275), (230, 336865), (445, 174110), (575, 134746), (757, 102350), (890, 87055), (1150, 67373), (1514, 51175), (2047, 37850), (2225, 34822), (3785, 20470), (4094, 18925), (4450, 17411), (7570, 10235)]