800800

素因数分解:

$2^5\times 5^2\times 7^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1$

素因数の和:51

約数の個数: 144

約数和(自身を含む): 2624832

約数和(自身を除く): 1824032

約数列:

[1, 2, 4, 5, 7, 8, 10, 11, 13, 14, 16, 20, 22, 25, 26, 28, 32, 35, 40, 44, 50, 52, 55, 56, 65, 70, 77, 80, 88, 91, 100, 104, 110, 112, 130, 140, 143, 154, 160, 175, 176, 182, 200, 208, 220, 224, 260, 275, 280, 286, 308, 325, 350, 352, 364, 385, 400, 416, 440, 455, 520, 550, 560, 572, 616, 650, 700, 715, 728, 770, 800, 880, 910, 1001, 1040, 1100, 1120, 1144, 1232, 1300, 1400, 1430, 1456, 1540, 1760, 1820, 1925, 2002, 2080, 2200, 2275, 2288, 2464, 2600, 2800, 2860, 2912, 3080, 3575, 3640, 3850, 4004, 4400, 4550, 4576, 5005, 5200, 5600, 5720, 6160, 7150, 7280, 7700, 8008, 8800, 9100, 10010, 10400, 11440, 12320, 14300, 14560, 15400, 16016, 18200, 20020, 22880, 25025, 28600, 30800, 32032, 36400, 40040, 50050, 57200, 61600, 72800, 80080, 100100, 114400, 160160, 200200, 400400, 800800]

約数ペア:

[(1, 800800), (2, 400400), (4, 200200), (5, 160160), (7, 114400), (8, 100100), (10, 80080), (11, 72800), (13, 61600), (14, 57200), (16, 50050), (20, 40040), (22, 36400), (25, 32032), (26, 30800), (28, 28600), (32, 25025), (35, 22880), (40, 20020), (44, 18200), (50, 16016), (52, 15400), (55, 14560), (56, 14300), (65, 12320), (70, 11440), (77, 10400), (80, 10010), (88, 9100), (91, 8800), (100, 8008), (104, 7700), (110, 7280), (112, 7150), (130, 6160), (140, 5720), (143, 5600), (154, 5200), (160, 5005), (175, 4576), (176, 4550), (182, 4400), (200, 4004), (208, 3850), (220, 3640), (224, 3575), (260, 3080), (275, 2912), (280, 2860), (286, 2800), (308, 2600), (325, 2464), (350, 2288), (352, 2275), (364, 2200), (385, 2080), (400, 2002), (416, 1925), (440, 1820), (455, 1760), (520, 1540), (550, 1456), (560, 1430), (572, 1400), (616, 1300), (650, 1232), (700, 1144), (715, 1120), (728, 1100), (770, 1040), (800, 1001), (880, 910)]