2688872305

素因数分解:

$5^1\times 7^2\times {\mathrm{19}}^1\times {\mathrm{359}}^1\times {\mathrm{1609}}^1$

素因数の和:2006

約数の個数: 48

約数和(自身を含む): 3964464000

約数和(自身を除く): 1275591695

約数列:

[1, 5, 7, 19, 35, 49, 95, 133, 245, 359, 665, 931, 1609, 1795, 2513, 4655, 6821, 8045, 11263, 12565, 17591, 30571, 34105, 47747, 56315, 78841, 87955, 152855, 213997, 238735, 334229, 394205, 577631, 1069985, 1497979, 1671145, 2888155, 4043417, 7489895, 10974989, 20217085, 28303919, 54874945, 76824923, 141519595, 384124615, 537774461, 2688872305]

約数ペア:

[(1, 2688872305), (5, 537774461), (7, 384124615), (19, 141519595), (35, 76824923), (49, 54874945), (95, 28303919), (133, 20217085), (245, 10974989), (359, 7489895), (665, 4043417), (931, 2888155), (1609, 1671145), (1795, 1497979), (2513, 1069985), (4655, 577631), (6821, 394205), (8045, 334229), (11263, 238735), (12565, 213997), (17591, 152855), (30571, 87955), (34105, 78841), (47747, 56315)]