87018736

素因数分解:

$2^4\times 7^1\times {\mathrm{31}}^1\times {\mathrm{71}}^1\times {\mathrm{353}}^1$

素因数の和:470

約数の個数: 80

約数和(自身を含む): 202272768

約数和(自身を除く): 115254032

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 31, 56, 62, 71, 112, 124, 142, 217, 248, 284, 353, 434, 496, 497, 568, 706, 868, 994, 1136, 1412, 1736, 1988, 2201, 2471, 2824, 3472, 3976, 4402, 4942, 5648, 7952, 8804, 9884, 10943, 15407, 17608, 19768, 21886, 25063, 30814, 35216, 39536, 43772, 50126, 61628, 76601, 87544, 100252, 123256, 153202, 175088, 175441, 200504, 246512, 306404, 350882, 401008, 612808, 701764, 776953, 1225616, 1403528, 1553906, 2807056, 3107812, 5438671, 6215624, 10877342, 12431248, 21754684, 43509368, 87018736]

約数ペア:

[(1, 87018736), (2, 43509368), (4, 21754684), (7, 12431248), (8, 10877342), (14, 6215624), (16, 5438671), (28, 3107812), (31, 2807056), (56, 1553906), (62, 1403528), (71, 1225616), (112, 776953), (124, 701764), (142, 612808), (217, 401008), (248, 350882), (284, 306404), (353, 246512), (434, 200504), (496, 175441), (497, 175088), (568, 153202), (706, 123256), (868, 100252), (994, 87544), (1136, 76601), (1412, 61628), (1736, 50126), (1988, 43772), (2201, 39536), (2471, 35216), (2824, 30814), (3472, 25063), (3976, 21886), (4402, 19768), (4942, 17608), (5648, 15407), (7952, 10943), (8804, 9884)]