129345075

素因数分解:

$3^2\times 5^2\times {\mathrm{29}}^1\times {\mathrm{43}}^1\times {\mathrm{461}}^1$

素因数の和:549

約数の個数: 72

約数和(自身を含む): 245765520

約数和(自身を除く): 116420445

約数列:

[1, 3, 5, 9, 15, 25, 29, 43, 45, 75, 87, 129, 145, 215, 225, 261, 387, 435, 461, 645, 725, 1075, 1247, 1305, 1383, 1935, 2175, 2305, 3225, 3741, 4149, 6235, 6525, 6915, 9675, 11223, 11525, 13369, 18705, 19823, 20745, 31175, 34575, 40107, 56115, 59469, 66845, 93525, 99115, 103725, 120321, 178407, 200535, 280575, 297345, 334225, 495575, 574867, 601605, 892035, 1002675, 1486725, 1724601, 2874335, 3008025, 4460175, 5173803, 8623005, 14371675, 25869015, 43115025, 129345075]

約数ペア:

[(1, 129345075), (3, 43115025), (5, 25869015), (9, 14371675), (15, 8623005), (25, 5173803), (29, 4460175), (43, 3008025), (45, 2874335), (75, 1724601), (87, 1486725), (129, 1002675), (145, 892035), (215, 601605), (225, 574867), (261, 495575), (387, 334225), (435, 297345), (461, 280575), (645, 200535), (725, 178407), (1075, 120321), (1247, 103725), (1305, 99115), (1383, 93525), (1935, 66845), (2175, 59469), (2305, 56115), (3225, 40107), (3741, 34575), (4149, 31175), (6235, 20745), (6525, 19823), (6915, 18705), (9675, 13369), (11223, 11525)]