201210257975

素因数分解:

$5^2\times {\mathrm{43}}^1\times {\mathrm{173}}^1\times {\mathrm{317}}^1\times {\mathrm{3413}}^1$

素因数の和:3956

約数の個数: 48

約数和(自身を含む): 257664303072

約数和(自身を除く): 56454045097

約数列:

[1, 5, 25, 43, 173, 215, 317, 865, 1075, 1585, 3413, 4325, 7439, 7925, 13631, 17065, 37195, 54841, 68155, 85325, 146759, 185975, 274205, 340775, 590449, 733795, 1081921, 1371025, 2358163, 2952245, 3668975, 5409605, 11790815, 14761225, 25389307, 27048025, 46522603, 58954075, 126946535, 187172333, 232613015, 634732675, 935861665, 1163065075, 4679308325, 8048410319, 40242051595, 201210257975]

約数ペア:

[(1, 201210257975), (5, 40242051595), (25, 8048410319), (43, 4679308325), (173, 1163065075), (215, 935861665), (317, 634732675), (865, 232613015), (1075, 187172333), (1585, 126946535), (3413, 58954075), (4325, 46522603), (7439, 27048025), (7925, 25389307), (13631, 14761225), (17065, 11790815), (37195, 5409605), (54841, 3668975), (68155, 2952245), (85325, 2358163), (146759, 1371025), (185975, 1081921), (274205, 733795), (340775, 590449)]