87881724

素因数分解:

$2^2\times 3^2\times 7^1\times {\mathrm{61}}^1\times {\mathrm{5717}}^1$

素因数の和:5795

約数の個数: 72

約数和(自身を含む): 258087648

約数和(自身を除く): 170205924

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 21, 28, 36, 42, 61, 63, 84, 122, 126, 183, 244, 252, 366, 427, 549, 732, 854, 1098, 1281, 1708, 2196, 2562, 3843, 5124, 5717, 7686, 11434, 15372, 17151, 22868, 34302, 40019, 51453, 68604, 80038, 102906, 120057, 160076, 205812, 240114, 348737, 360171, 480228, 697474, 720342, 1046211, 1394948, 1440684, 2092422, 2441159, 3138633, 4184844, 4882318, 6277266, 7323477, 9764636, 12554532, 14646954, 21970431, 29293908, 43940862, 87881724]

約数ペア:

[(1, 87881724), (2, 43940862), (3, 29293908), (4, 21970431), (6, 14646954), (7, 12554532), (9, 9764636), (12, 7323477), (14, 6277266), (18, 4882318), (21, 4184844), (28, 3138633), (36, 2441159), (42, 2092422), (61, 1440684), (63, 1394948), (84, 1046211), (122, 720342), (126, 697474), (183, 480228), (244, 360171), (252, 348737), (366, 240114), (427, 205812), (549, 160076), (732, 120057), (854, 102906), (1098, 80038), (1281, 68604), (1708, 51453), (2196, 40019), (2562, 34302), (3843, 22868), (5124, 17151), (5717, 15372), (7686, 11434)]