51965000

素因数分解:

$2^3\times 5^4\times {\mathrm{19}}^1\times {\mathrm{547}}^1$

素因数の和:592

約数の個数: 80

約数和(自身を含む): 128396400

約数和(自身を除く): 76431400

約数列:

[1, 2, 4, 5, 8, 10, 19, 20, 25, 38, 40, 50, 76, 95, 100, 125, 152, 190, 200, 250, 380, 475, 500, 547, 625, 760, 950, 1000, 1094, 1250, 1900, 2188, 2375, 2500, 2735, 3800, 4376, 4750, 5000, 5470, 9500, 10393, 10940, 11875, 13675, 19000, 20786, 21880, 23750, 27350, 41572, 47500, 51965, 54700, 68375, 83144, 95000, 103930, 109400, 136750, 207860, 259825, 273500, 341875, 415720, 519650, 547000, 683750, 1039300, 1299125, 1367500, 2078600, 2598250, 2735000, 5196500, 6495625, 10393000, 12991250, 25982500, 51965000]

約数ペア:

[(1, 51965000), (2, 25982500), (4, 12991250), (5, 10393000), (8, 6495625), (10, 5196500), (19, 2735000), (20, 2598250), (25, 2078600), (38, 1367500), (40, 1299125), (50, 1039300), (76, 683750), (95, 547000), (100, 519650), (125, 415720), (152, 341875), (190, 273500), (200, 259825), (250, 207860), (380, 136750), (475, 109400), (500, 103930), (547, 95000), (625, 83144), (760, 68375), (950, 54700), (1000, 51965), (1094, 47500), (1250, 41572), (1900, 27350), (2188, 23750), (2375, 21880), (2500, 20786), (2735, 19000), (3800, 13675), (4376, 11875), (4750, 10940), (5000, 10393), (5470, 9500)]