804965000

素因数分解:

$2^3\times 5^4\times 7^1\times {\mathrm{109}}^1\times {\mathrm{211}}^1$

素因数の和:353

約数の個数: 160

約数和(自身を含む): 2185550400

約数和(自身を除く): 1380585400

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 25, 28, 35, 40, 50, 56, 70, 100, 109, 125, 140, 175, 200, 211, 218, 250, 280, 350, 422, 436, 500, 545, 625, 700, 763, 844, 872, 875, 1000, 1055, 1090, 1250, 1400, 1477, 1526, 1688, 1750, 2110, 2180, 2500, 2725, 2954, 3052, 3500, 3815, 4220, 4360, 4375, 5000, 5275, 5450, 5908, 6104, 7000, 7385, 7630, 8440, 8750, 10550, 10900, 11816, 13625, 14770, 15260, 17500, 19075, 21100, 21800, 22999, 26375, 27250, 29540, 30520, 35000, 36925, 38150, 42200, 45998, 52750, 54500, 59080, 68125, 73850, 76300, 91996, 95375, 105500, 109000, 114995, 131875, 136250, 147700, 152600, 160993, 183992, 184625, 190750, 211000, 229990, 263750, 272500, 295400, 321986, 369250, 381500, 459980, 476875, 527500, 545000, 574975, 643972, 738500, 763000, 804965, 919960, 923125, 953750, 1055000, 1149950, 1287944, 1477000, 1609930, 1846250, 1907500, 2299900, 2874875, 3219860, 3692500, 3815000, 4024825, 4599800, 5749750, 6439720, 7385000, 8049650, 11499500, 14374375, 16099300, 20124125, 22999000, 28748750, 32198600, 40248250, 57497500, 80496500, 100620625, 114995000, 160993000, 201241250, 402482500, 804965000]

約数ペア:

[(1, 804965000), (2, 402482500), (4, 201241250), (5, 160993000), (7, 114995000), (8, 100620625), (10, 80496500), (14, 57497500), (20, 40248250), (25, 32198600), (28, 28748750), (35, 22999000), (40, 20124125), (50, 16099300), (56, 14374375), (70, 11499500), (100, 8049650), (109, 7385000), (125, 6439720), (140, 5749750), (175, 4599800), (200, 4024825), (211, 3815000), (218, 3692500), (250, 3219860), (280, 2874875), (350, 2299900), (422, 1907500), (436, 1846250), (500, 1609930), (545, 1477000), (625, 1287944), (700, 1149950), (763, 1055000), (844, 953750), (872, 923125), (875, 919960), (1000, 804965), (1055, 763000), (1090, 738500), (1250, 643972), (1400, 574975), (1477, 545000), (1526, 527500), (1688, 476875), (1750, 459980), (2110, 381500), (2180, 369250), (2500, 321986), (2725, 295400), (2954, 272500), (3052, 263750), (3500, 229990), (3815, 211000), (4220, 190750), (4360, 184625), (4375, 183992), (5000, 160993), (5275, 152600), (5450, 147700), (5908, 136250), (6104, 131875), (7000, 114995), (7385, 109000), (7630, 105500), (8440, 95375), (8750, 91996), (10550, 76300), (10900, 73850), (11816, 68125), (13625, 59080), (14770, 54500), (15260, 52750), (17500, 45998), (19075, 42200), (21100, 38150), (21800, 36925), (22999, 35000), (26375, 30520), (27250, 29540)]