77180000

素因数分解:

$2^5\times 5^4\times {\mathrm{17}}^1\times {\mathrm{227}}^1$

素因数の和:274

約数の個数: 120

約数和(自身を含む): 201929112

約数和(自身を除く): 124749112

約数列:

[1, 2, 4, 5, 8, 10, 16, 17, 20, 25, 32, 34, 40, 50, 68, 80, 85, 100, 125, 136, 160, 170, 200, 227, 250, 272, 340, 400, 425, 454, 500, 544, 625, 680, 800, 850, 908, 1000, 1135, 1250, 1360, 1700, 1816, 2000, 2125, 2270, 2500, 2720, 3400, 3632, 3859, 4000, 4250, 4540, 5000, 5675, 6800, 7264, 7718, 8500, 9080, 10000, 10625, 11350, 13600, 15436, 17000, 18160, 19295, 20000, 21250, 22700, 28375, 30872, 34000, 36320, 38590, 42500, 45400, 56750, 61744, 68000, 77180, 85000, 90800, 96475, 113500, 123488, 141875, 154360, 170000, 181600, 192950, 227000, 283750, 308720, 340000, 385900, 454000, 482375, 567500, 617440, 771800, 908000, 964750, 1135000, 1543600, 1929500, 2270000, 2411875, 3087200, 3859000, 4540000, 4823750, 7718000, 9647500, 15436000, 19295000, 38590000, 77180000]

約数ペア:

[(1, 77180000), (2, 38590000), (4, 19295000), (5, 15436000), (8, 9647500), (10, 7718000), (16, 4823750), (17, 4540000), (20, 3859000), (25, 3087200), (32, 2411875), (34, 2270000), (40, 1929500), (50, 1543600), (68, 1135000), (80, 964750), (85, 908000), (100, 771800), (125, 617440), (136, 567500), (160, 482375), (170, 454000), (200, 385900), (227, 340000), (250, 308720), (272, 283750), (340, 227000), (400, 192950), (425, 181600), (454, 170000), (500, 154360), (544, 141875), (625, 123488), (680, 113500), (800, 96475), (850, 90800), (908, 85000), (1000, 77180), (1135, 68000), (1250, 61744), (1360, 56750), (1700, 45400), (1816, 42500), (2000, 38590), (2125, 36320), (2270, 34000), (2500, 30872), (2720, 28375), (3400, 22700), (3632, 21250), (3859, 20000), (4000, 19295), (4250, 18160), (4540, 17000), (5000, 15436), (5675, 13600), (6800, 11350), (7264, 10625), (7718, 10000), (8500, 9080)]