2017734425

素因数分解:

$5^2\times 7^1\times {\mathrm{109}}^1\times {\mathrm{139}}^1\times {\mathrm{761}}^1$

素因数の和:1026

約数の個数: 48

約数和(自身を含む): 2910230400

約数和(自身を除く): 892495975

約数列:

[1, 5, 7, 25, 35, 109, 139, 175, 545, 695, 761, 763, 973, 2725, 3475, 3805, 3815, 4865, 5327, 15151, 19025, 19075, 24325, 26635, 75755, 82949, 105779, 106057, 133175, 378775, 414745, 528895, 530285, 580643, 740453, 2073725, 2644475, 2651425, 2903215, 3702265, 11529911, 14516075, 18511325, 57649555, 80709377, 288247775, 403546885, 2017734425]

約数ペア:

[(1, 2017734425), (5, 403546885), (7, 288247775), (25, 80709377), (35, 57649555), (109, 18511325), (139, 14516075), (175, 11529911), (545, 3702265), (695, 2903215), (761, 2651425), (763, 2644475), (973, 2073725), (2725, 740453), (3475, 580643), (3805, 530285), (3815, 528895), (4865, 414745), (5327, 378775), (15151, 133175), (19025, 106057), (19075, 105779), (24325, 82949), (26635, 75755)]