6499900

素因数分解:

$2^2\times 5^2\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{311}}^1$

素因数の和:355

約数の個数: 72

約数和(自身を含む): 16248960

約数和(自身を除く): 9749060

約数列:

[1, 2, 4, 5, 10, 11, 19, 20, 22, 25, 38, 44, 50, 55, 76, 95, 100, 110, 190, 209, 220, 275, 311, 380, 418, 475, 550, 622, 836, 950, 1045, 1100, 1244, 1555, 1900, 2090, 3110, 3421, 4180, 5225, 5909, 6220, 6842, 7775, 10450, 11818, 13684, 15550, 17105, 20900, 23636, 29545, 31100, 34210, 59090, 64999, 68420, 85525, 118180, 129998, 147725, 171050, 259996, 295450, 324995, 342100, 590900, 649990, 1299980, 1624975, 3249950, 6499900]

約数ペア:

[(1, 6499900), (2, 3249950), (4, 1624975), (5, 1299980), (10, 649990), (11, 590900), (19, 342100), (20, 324995), (22, 295450), (25, 259996), (38, 171050), (44, 147725), (50, 129998), (55, 118180), (76, 85525), (95, 68420), (100, 64999), (110, 59090), (190, 34210), (209, 31100), (220, 29545), (275, 23636), (311, 20900), (380, 17105), (418, 15550), (475, 13684), (550, 11818), (622, 10450), (836, 7775), (950, 6842), (1045, 6220), (1100, 5909), (1244, 5225), (1555, 4180), (1900, 3421), (2090, 3110)]