505154235

素因数分解:

$3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{41}}^1\times {\mathrm{2543}}^1$

素因数の和:2628

約数の個数: 64

約数和(自身を含む): 923166720

約数和(自身を除く): 418012485

約数列:

[1, 3, 5, 15, 17, 19, 41, 51, 57, 85, 95, 123, 205, 255, 285, 323, 615, 697, 779, 969, 1615, 2091, 2337, 2543, 3485, 3895, 4845, 7629, 10455, 11685, 12715, 13243, 38145, 39729, 43231, 48317, 66215, 104263, 129693, 144951, 198645, 216155, 241585, 312789, 521315, 648465, 724755, 821389, 1563945, 1772471, 1980997, 2464167, 4106945, 5317413, 5942991, 8862355, 9904985, 12320835, 26587065, 29714955, 33676949, 101030847, 168384745, 505154235]

約数ペア:

[(1, 505154235), (3, 168384745), (5, 101030847), (15, 33676949), (17, 29714955), (19, 26587065), (41, 12320835), (51, 9904985), (57, 8862355), (85, 5942991), (95, 5317413), (123, 4106945), (205, 2464167), (255, 1980997), (285, 1772471), (323, 1563945), (615, 821389), (697, 724755), (779, 648465), (969, 521315), (1615, 312789), (2091, 241585), (2337, 216155), (2543, 198645), (3485, 144951), (3895, 129693), (4845, 104263), (7629, 66215), (10455, 48317), (11685, 43231), (12715, 39729), (13243, 38145)]