20183045175

素因数分解:

$3^2\times 5^2\times {\mathrm{29}}^1\times {\mathrm{349}}^1\times {\mathrm{8863}}^1$

素因数の和:9257

約数の個数: 72

約数和(自身を含む): 37508016000

約数和(自身を除く): 17324970825

約数列:

[1, 3, 5, 9, 15, 25, 29, 45, 75, 87, 145, 225, 261, 349, 435, 725, 1047, 1305, 1745, 2175, 3141, 5235, 6525, 8725, 8863, 10121, 15705, 26175, 26589, 30363, 44315, 50605, 78525, 79767, 91089, 132945, 151815, 221575, 253025, 257027, 398835, 455445, 664725, 759075, 771081, 1285135, 1994175, 2277225, 2313243, 3093187, 3855405, 6425675, 9279561, 11566215, 15465935, 19277025, 27838683, 46397805, 57831075, 77329675, 89702423, 139193415, 231989025, 269107269, 448512115, 695967075, 807321807, 1345536345, 2242560575, 4036609035, 6727681725, 20183045175]

約数ペア:

[(1, 20183045175), (3, 6727681725), (5, 4036609035), (9, 2242560575), (15, 1345536345), (25, 807321807), (29, 695967075), (45, 448512115), (75, 269107269), (87, 231989025), (145, 139193415), (225, 89702423), (261, 77329675), (349, 57831075), (435, 46397805), (725, 27838683), (1047, 19277025), (1305, 15465935), (1745, 11566215), (2175, 9279561), (3141, 6425675), (5235, 3855405), (6525, 3093187), (8725, 2313243), (8863, 2277225), (10121, 1994175), (15705, 1285135), (26175, 771081), (26589, 759075), (30363, 664725), (44315, 455445), (50605, 398835), (78525, 257027), (79767, 253025), (91089, 221575), (132945, 151815)]