80789400

素因数分解:

$2^3\times 3^4\times 5^2\times {\mathrm{4987}}^1$

素因数の和:5015

約数の個数: 120

約数和(自身を含む): 280649820

約数和(自身を除く): 199860420

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 25, 27, 30, 36, 40, 45, 50, 54, 60, 72, 75, 81, 90, 100, 108, 120, 135, 150, 162, 180, 200, 216, 225, 270, 300, 324, 360, 405, 450, 540, 600, 648, 675, 810, 900, 1080, 1350, 1620, 1800, 2025, 2700, 3240, 4050, 4987, 5400, 8100, 9974, 14961, 16200, 19948, 24935, 29922, 39896, 44883, 49870, 59844, 74805, 89766, 99740, 119688, 124675, 134649, 149610, 179532, 199480, 224415, 249350, 269298, 299220, 359064, 374025, 403947, 448830, 498700, 538596, 598440, 673245, 748050, 807894, 897660, 997400, 1077192, 1122075, 1346490, 1496100, 1615788, 1795320, 2019735, 2244150, 2692980, 2992200, 3231576, 3366225, 4039470, 4488300, 5385960, 6732450, 8078940, 8976600, 10098675, 13464900, 16157880, 20197350, 26929800, 40394700, 80789400]

約数ペア:

[(1, 80789400), (2, 40394700), (3, 26929800), (4, 20197350), (5, 16157880), (6, 13464900), (8, 10098675), (9, 8976600), (10, 8078940), (12, 6732450), (15, 5385960), (18, 4488300), (20, 4039470), (24, 3366225), (25, 3231576), (27, 2992200), (30, 2692980), (36, 2244150), (40, 2019735), (45, 1795320), (50, 1615788), (54, 1496100), (60, 1346490), (72, 1122075), (75, 1077192), (81, 997400), (90, 897660), (100, 807894), (108, 748050), (120, 673245), (135, 598440), (150, 538596), (162, 498700), (180, 448830), (200, 403947), (216, 374025), (225, 359064), (270, 299220), (300, 269298), (324, 249350), (360, 224415), (405, 199480), (450, 179532), (540, 149610), (600, 134649), (648, 124675), (675, 119688), (810, 99740), (900, 89766), (1080, 74805), (1350, 59844), (1620, 49870), (1800, 44883), (2025, 39896), (2700, 29922), (3240, 24935), (4050, 19948), (4987, 16200), (5400, 14961), (8100, 9974)]