2009504975

素因数分解:

$5^2\times {\mathrm{17}}^1\times {\mathrm{29}}^1\times {\mathrm{47}}^1\times {\mathrm{3469}}^1$

素因数の和:3572

約数の個数: 48

約数和(自身を含む): 2788214400

約数和(自身を除く): 778709425

約数列:

[1, 5, 17, 25, 29, 47, 85, 145, 235, 425, 493, 725, 799, 1175, 1363, 2465, 3469, 3995, 6815, 12325, 17345, 19975, 23171, 34075, 58973, 86725, 100601, 115855, 163043, 294865, 503005, 579275, 815215, 1474325, 1710217, 2515025, 2771731, 4076075, 4728247, 8551085, 13858655, 23641235, 42755425, 69293275, 80380199, 118206175, 401900995, 2009504975]

約数ペア:

[(1, 2009504975), (5, 401900995), (17, 118206175), (25, 80380199), (29, 69293275), (47, 42755425), (85, 23641235), (145, 13858655), (235, 8551085), (425, 4728247), (493, 4076075), (725, 2771731), (799, 2515025), (1175, 1710217), (1363, 1474325), (2465, 815215), (3469, 579275), (3995, 503005), (6815, 294865), (12325, 163043), (17345, 115855), (19975, 100601), (23171, 86725), (34075, 58973)]