18590000

素因数分解:

$2^4\times 5^4\times {\mathrm{11}}^1\times {\mathrm{13}}^2$

素因数の和:65

約数の個数: 150

約数和(自身を含む): 53167356

約数和(自身を除く): 34577356

約数列:

[1, 2, 4, 5, 8, 10, 11, 13, 16, 20, 22, 25, 26, 40, 44, 50, 52, 55, 65, 80, 88, 100, 104, 110, 125, 130, 143, 169, 176, 200, 208, 220, 250, 260, 275, 286, 325, 338, 400, 440, 500, 520, 550, 572, 625, 650, 676, 715, 845, 880, 1000, 1040, 1100, 1144, 1250, 1300, 1352, 1375, 1430, 1625, 1690, 1859, 2000, 2200, 2288, 2500, 2600, 2704, 2750, 2860, 3250, 3380, 3575, 3718, 4225, 4400, 5000, 5200, 5500, 5720, 6500, 6760, 6875, 7150, 7436, 8125, 8450, 9295, 10000, 11000, 11440, 13000, 13520, 13750, 14300, 14872, 16250, 16900, 17875, 18590, 21125, 22000, 26000, 27500, 28600, 29744, 32500, 33800, 35750, 37180, 42250, 46475, 55000, 57200, 65000, 67600, 71500, 74360, 84500, 89375, 92950, 105625, 110000, 130000, 143000, 148720, 169000, 178750, 185900, 211250, 232375, 286000, 338000, 357500, 371800, 422500, 464750, 715000, 743600, 845000, 929500, 1161875, 1430000, 1690000, 1859000, 2323750, 3718000, 4647500, 9295000, 18590000]

約数ペア:

[(1, 18590000), (2, 9295000), (4, 4647500), (5, 3718000), (8, 2323750), (10, 1859000), (11, 1690000), (13, 1430000), (16, 1161875), (20, 929500), (22, 845000), (25, 743600), (26, 715000), (40, 464750), (44, 422500), (50, 371800), (52, 357500), (55, 338000), (65, 286000), (80, 232375), (88, 211250), (100, 185900), (104, 178750), (110, 169000), (125, 148720), (130, 143000), (143, 130000), (169, 110000), (176, 105625), (200, 92950), (208, 89375), (220, 84500), (250, 74360), (260, 71500), (275, 67600), (286, 65000), (325, 57200), (338, 55000), (400, 46475), (440, 42250), (500, 37180), (520, 35750), (550, 33800), (572, 32500), (625, 29744), (650, 28600), (676, 27500), (715, 26000), (845, 22000), (880, 21125), (1000, 18590), (1040, 17875), (1100, 16900), (1144, 16250), (1250, 14872), (1300, 14300), (1352, 13750), (1375, 13520), (1430, 13000), (1625, 11440), (1690, 11000), (1859, 10000), (2000, 9295), (2200, 8450), (2288, 8125), (2500, 7436), (2600, 7150), (2704, 6875), (2750, 6760), (2860, 6500), (3250, 5720), (3380, 5500), (3575, 5200), (3718, 5000), (4225, 4400)]