200402500

素因数分解:

$2^2\times 5^4\times {\mathrm{19}}^1\times {\mathrm{4219}}^1$

素因数の和:4262

約数の個数: 60

約数和(自身を含む): 461414800

約数和(自身を除く): 261012300

約数列:

[1, 2, 4, 5, 10, 19, 20, 25, 38, 50, 76, 95, 100, 125, 190, 250, 380, 475, 500, 625, 950, 1250, 1900, 2375, 2500, 4219, 4750, 8438, 9500, 11875, 16876, 21095, 23750, 42190, 47500, 80161, 84380, 105475, 160322, 210950, 320644, 400805, 421900, 527375, 801610, 1054750, 1603220, 2004025, 2109500, 2636875, 4008050, 5273750, 8016100, 10020125, 10547500, 20040250, 40080500, 50100625, 100201250, 200402500]

約数ペア:

[(1, 200402500), (2, 100201250), (4, 50100625), (5, 40080500), (10, 20040250), (19, 10547500), (20, 10020125), (25, 8016100), (38, 5273750), (50, 4008050), (76, 2636875), (95, 2109500), (100, 2004025), (125, 1603220), (190, 1054750), (250, 801610), (380, 527375), (475, 421900), (500, 400805), (625, 320644), (950, 210950), (1250, 160322), (1900, 105475), (2375, 84380), (2500, 80161), (4219, 47500), (4750, 42190), (8438, 23750), (9500, 21095), (11875, 16876)]