20163525500

素因数分解:

$2^2\times 5^3\times {\mathrm{79}}^1\times {\mathrm{457}}^1\times {\mathrm{1117}}^1$

素因数の和:1672

約数の個数: 96

約数和(自身を含む): 44732163840

約数和(自身を除く): 24568638340

約数列:

[1, 2, 4, 5, 10, 20, 25, 50, 79, 100, 125, 158, 250, 316, 395, 457, 500, 790, 914, 1117, 1580, 1828, 1975, 2234, 2285, 3950, 4468, 4570, 5585, 7900, 9140, 9875, 11170, 11425, 19750, 22340, 22850, 27925, 36103, 39500, 45700, 55850, 57125, 72206, 88243, 111700, 114250, 139625, 144412, 176486, 180515, 228500, 279250, 352972, 361030, 441215, 510469, 558500, 722060, 882430, 902575, 1020938, 1764860, 1805150, 2041876, 2206075, 2552345, 3610300, 4412150, 4512875, 5104690, 8824300, 9025750, 10209380, 11030375, 12761725, 18051500, 22060750, 25523450, 40327051, 44121500, 51046900, 63808625, 80654102, 127617250, 161308204, 201635255, 255234500, 403270510, 806541020, 1008176275, 2016352550, 4032705100, 5040881375, 10081762750, 20163525500]

約数ペア:

[(1, 20163525500), (2, 10081762750), (4, 5040881375), (5, 4032705100), (10, 2016352550), (20, 1008176275), (25, 806541020), (50, 403270510), (79, 255234500), (100, 201635255), (125, 161308204), (158, 127617250), (250, 80654102), (316, 63808625), (395, 51046900), (457, 44121500), (500, 40327051), (790, 25523450), (914, 22060750), (1117, 18051500), (1580, 12761725), (1828, 11030375), (1975, 10209380), (2234, 9025750), (2285, 8824300), (3950, 5104690), (4468, 4512875), (4570, 4412150), (5585, 3610300), (7900, 2552345), (9140, 2206075), (9875, 2041876), (11170, 1805150), (11425, 1764860), (19750, 1020938), (22340, 902575), (22850, 882430), (27925, 722060), (36103, 558500), (39500, 510469), (45700, 441215), (55850, 361030), (57125, 352972), (72206, 279250), (88243, 228500), (111700, 180515), (114250, 176486), (139625, 144412)]