200972500

素因数分解:

$2^2\times 5^4\times {\mathrm{19}}^1\times {\mathrm{4231}}^1$

素因数の和:4274

約数の個数: 60

約数和(自身を含む): 462726880

約数和(自身を除く): 261754380

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, 4231, 4750, 8462, 9500, 11875, 16924, 21155, 23750, 42310, 47500, 80389, 84620, 105775, 160778, 211550, 321556, 401945, 423100, 528875, 803890, 1057750, 1607780, 2009725, 2115500, 2644375, 4019450, 5288750, 8038900, 10048625, 10577500, 20097250, 40194500, 50243125, 100486250, 200972500]

約数ペア:

[(1, 200972500), (2, 100486250), (4, 50243125), (5, 40194500), (10, 20097250), (19, 10577500), (20, 10048625), (25, 8038900), (38, 5288750), (50, 4019450), (76, 2644375), (95, 2115500), (100, 2009725), (125, 1607780), (190, 1057750), (250, 803890), (380, 528875), (475, 423100), (500, 401945), (625, 321556), (950, 211550), (1250, 160778), (1900, 105775), (2375, 84620), (2500, 80389), (4231, 47500), (4750, 42310), (8462, 23750), (9500, 21155), (11875, 16924)]