86866000

素因数分解:

$2^4\times 5^3\times {\mathrm{13}}^2\times {\mathrm{257}}^1$

素因数の和:306

約数の個数: 120

約数和(自身を含む): 228326904

約数和(自身を除く): 141460904

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 25, 26, 40, 50, 52, 65, 80, 100, 104, 125, 130, 169, 200, 208, 250, 257, 260, 325, 338, 400, 500, 514, 520, 650, 676, 845, 1000, 1028, 1040, 1285, 1300, 1352, 1625, 1690, 2000, 2056, 2570, 2600, 2704, 3250, 3341, 3380, 4112, 4225, 5140, 5200, 6425, 6500, 6682, 6760, 8450, 10280, 12850, 13000, 13364, 13520, 16705, 16900, 20560, 21125, 25700, 26000, 26728, 32125, 33410, 33800, 42250, 43433, 51400, 53456, 64250, 66820, 67600, 83525, 84500, 86866, 102800, 128500, 133640, 167050, 169000, 173732, 217165, 257000, 267280, 334100, 338000, 347464, 417625, 434330, 514000, 668200, 694928, 835250, 868660, 1085825, 1336400, 1670500, 1737320, 2171650, 3341000, 3474640, 4343300, 5429125, 6682000, 8686600, 10858250, 17373200, 21716500, 43433000, 86866000]

約数ペア:

[(1, 86866000), (2, 43433000), (4, 21716500), (5, 17373200), (8, 10858250), (10, 8686600), (13, 6682000), (16, 5429125), (20, 4343300), (25, 3474640), (26, 3341000), (40, 2171650), (50, 1737320), (52, 1670500), (65, 1336400), (80, 1085825), (100, 868660), (104, 835250), (125, 694928), (130, 668200), (169, 514000), (200, 434330), (208, 417625), (250, 347464), (257, 338000), (260, 334100), (325, 267280), (338, 257000), (400, 217165), (500, 173732), (514, 169000), (520, 167050), (650, 133640), (676, 128500), (845, 102800), (1000, 86866), (1028, 84500), (1040, 83525), (1285, 67600), (1300, 66820), (1352, 64250), (1625, 53456), (1690, 51400), (2000, 43433), (2056, 42250), (2570, 33800), (2600, 33410), (2704, 32125), (3250, 26728), (3341, 26000), (3380, 25700), (4112, 21125), (4225, 20560), (5140, 16900), (5200, 16705), (6425, 13520), (6500, 13364), (6682, 13000), (6760, 12850), (8450, 10280)]