220714000

素因数分解:

$2^4\times 5^3\times {\mathrm{13}}^2\times {\mathrm{653}}^1$

素因数の和:702

約数の個数: 120

約数和(自身を含む): 578782152

約数和(自身を除く): 358068152

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, 260, 325, 338, 400, 500, 520, 650, 653, 676, 845, 1000, 1040, 1300, 1306, 1352, 1625, 1690, 2000, 2600, 2612, 2704, 3250, 3265, 3380, 4225, 5200, 5224, 6500, 6530, 6760, 8450, 8489, 10448, 13000, 13060, 13520, 16325, 16900, 16978, 21125, 26000, 26120, 32650, 33800, 33956, 42250, 42445, 52240, 65300, 67600, 67912, 81625, 84500, 84890, 110357, 130600, 135824, 163250, 169000, 169780, 212225, 220714, 261200, 326500, 338000, 339560, 424450, 441428, 551785, 653000, 679120, 848900, 882856, 1061125, 1103570, 1306000, 1697800, 1765712, 2122250, 2207140, 2758925, 3395600, 4244500, 4414280, 5517850, 8489000, 8828560, 11035700, 13794625, 16978000, 22071400, 27589250, 44142800, 55178500, 110357000, 220714000]

約数ペア:

[(1, 220714000), (2, 110357000), (4, 55178500), (5, 44142800), (8, 27589250), (10, 22071400), (13, 16978000), (16, 13794625), (20, 11035700), (25, 8828560), (26, 8489000), (40, 5517850), (50, 4414280), (52, 4244500), (65, 3395600), (80, 2758925), (100, 2207140), (104, 2122250), (125, 1765712), (130, 1697800), (169, 1306000), (200, 1103570), (208, 1061125), (250, 882856), (260, 848900), (325, 679120), (338, 653000), (400, 551785), (500, 441428), (520, 424450), (650, 339560), (653, 338000), (676, 326500), (845, 261200), (1000, 220714), (1040, 212225), (1300, 169780), (1306, 169000), (1352, 163250), (1625, 135824), (1690, 130600), (2000, 110357), (2600, 84890), (2612, 84500), (2704, 81625), (3250, 67912), (3265, 67600), (3380, 65300), (4225, 52240), (5200, 42445), (5224, 42250), (6500, 33956), (6530, 33800), (6760, 32650), (8450, 26120), (8489, 26000), (10448, 21125), (13000, 16978), (13060, 16900), (13520, 16325)]